Meaho e melelele e hloka mehato e matla ea tšireletso mollong.valve ea hose ea anglee bapala karolo ea bohlokoa ho laoleng phallo ea metsi nakong ea maemo a tšohanyetso. Valve ena, eo hangata e bitsoangValve ea hydrant ea 45° or valve ea sekhutlo se letona, e hokela ditsamaisong tsa diphaephe tse emeng mme e netefatsa hore metsi a tlatswa hantle ho disebediswa tsa ho tima mollo.valve e otlolohileng, e fana ka phihlello e betere libakeng tse fokolang. Thepa e tšoarellang le boenjiniere bo nepahetseng li etsa hore e be karolo e tšepahalang ka har'avalve ea metsi a ho tima mollotsamaiso, ho netefatsa karabelo e potlakileng linakong tsa bohlokoa.
Lintlha tsa Bohlokoa
- Khetha li-valve tsa liphaephe tse ka lehlakoreng tse fihlelang melao ea NFPA 14 bakeng sa polokeho ea mollo.
- Sebelisathepa e matla joalo ka koporokapa boronse ho qoba mafome le ho nka nako e telele.
- Hlahloba le ho lokisa di-valve tsa angle hose kgafetsa ho emisa mathata le ho a etsa hore a tswele pele.
- Etsa bonnete ba hore li-valve li kentsoe hantle ebile li bonolo ho li fihlela bakeng sa bo-ralitima-mollo.
- Reka li-valve tse ntleho tsoa ho lihlahisoa tse tšepahalang ho boloka chelete le ho lula u sireletsehile.
Ho Utloisisa Karolo ea Li-valve tsa Angle Hose
Valve ea Angle Hose ke Eng?
Valve ea hose ea angle ke karolo e ikhethang ealitsamaiso tsa tšireletso ea molloe etselitsoe ho laola phallo ea metsi. Sekhutlo sa eona se ikhethang sa likhato tse 45 se nolofalletsa khokahano e bonolo ho liphaephe, haholo-holo libakeng tse koetsoeng. Li-valve tsena hangata li fumaneha ka boholo bo habeli: 1 ½” le 2 ½”. Litsamaiso tsa liphaephe tse emeng tsa Sehlopha sa I le sa III hangata li sebelisa li-valve tse kholoanyane tsa 2 ½”, ha litsamaiso tsa Sehlopha sa II li itšetlehile ka boholo bo bonyenyane ba 1 ½”. Ho kenya ho hloka likhoele tsa liphaephe tse tenya tse lumellanang le maemo a ANSI B2.1, ho netefatsa hore li lekana hantle ebile ha li lutle. Tlhokomelo ea kamehla, ho kenyeletsoa le tlhahlobo ea ho koaloa ka thata le ho nkeloa sebaka ha likarolo haeba ho lutla, e netefatsa ts'ebetso e ntle ka ho fetisisa.
Ke Hobane'ng ha Li-valve tsa Angle Hose li le Bohlokoa Bakeng sa Polokeho ea Mollo o Phahameng?
Mehaho e melelele e hlahisa diphephetso tse ikgethang nakong ya maemo a tshohanyetso a mollo.Li-valve tsa liphaephe tsa angleli bapala karolo ea bohlokoa ho rarolleng liphephetso tsena ka ho fana ka phihlello e tšepahalang ea metsi bakeng sa boiteko ba ho tima mollo. Li kentsoe e le karolo ea sistimi ea liphaephe tse emeng, li-valve tsena li netefatsa hore metsi a ka isoa hantle mekatong e ka holimo. Moralo oa tsona o nang le sekhutlo o ntlafatsa phihlello, o lumella bo-ralitima-mollo ho hokela liphaephe kapele esita le libakeng tse thata kapa tse sa phutholohang. Ka ho fihlela litlhoko tse itseng tsa khatello le ts'ebetso, li-valve tsa sekhutlo li thusa ho boloka phallo ea metsi e tsitsitseng, e leng ea bohlokoa bakeng sa ho thibela mollo mehahong e melelele.
Ho phaella moo, di-valve tsena di thusa ho latela melao ya polokeho ya mollo, e laelang hore di sebediswe mehahong e melelele. Di-valve tsa angle hose tse kgethilweng hantle le tse hlokometsweng hantle ha di ntlafatse feela katleho ya ditsamaiso tsa tshireletso ya mollo empa hape di sireletsa maphelo le thepa nakong ya maemo a tshohanyetso.
Lintlha tsa Bohlokoa tsa ho Khetha Valve ea Angle Hose
Ho lumellana le Mekhoa ea Standpipe
Ho netefatsa hore li-valve tsa liphaephe tsa angle lia lumellana le litsamaiso tsa liphaephe tse emeng ho bohlokoa bakeng sa polokeho e sebetsang ea mollo mehahong e meholo. Li-valve tsena li tlameha ho fihlela litlhoko tse itseng hore li sebetse hantle ka har'a sistimi. Mohlala, li lokela ho bae thathamisitsoe ho latela NFPA 14maemo mme di na le dithapo tsa kantle tsa National Hose Standard (NHS) bakeng sa dikgokelo tse tiileng tsa phaephe. Dikobo tse nang le dithapo di sireletsa dithapo tsa phaephe hore di se ke tsa senyeha, ha taolo ya kgatello e netefatsa hore metsi a tla ka tsela e bolokehileng nakong ya maemo a tshohanyetso.
| Tlhokahalo | Tlhaloso |
|---|---|
| Li-valve tsa Hose | E tlameha ho thathamisoa ho latela NFPA 14 |
| Likhoele tsa Hose | E tlameha ho ba le likhoele tsa kantle tsa National Hose Standard (NHS) |
| Li-cap tse nang le khoele | Ho hlokahala ho sireletsa likhoele tsa hose |
| Taolo ea Khatello | E tlameha ho fokotsa khatello ea likhokahano tsa liphaephe ho ea ho boleng bo boletsoeng |
Teko e nepahetseng ea ho lumellana e netefatsa hore li-valve tsa liphaephe tsa angle li kopana hantle le litsamaiso tsa liphaephe tse emeng, e leng se eketsang ts'epo ea tsona nakong ea maemo a tšohanyetso a mollo.
Khetho ea Thepa bakeng sa ho Tšoarella
Ho tšoarella ha thepa ho bapala karolo ea bohlokoa ts'ebetsong ea li-valve tsa li-angle hose, haholo-holo lits'ebetsong tse phahameng. Lisebelisoa tsa boleng bo holimo tse kang koporo le boronse li sebelisoa hangata ka lebaka la ho hanyetsa mafome le bokhoni ba ho mamella maemo a feteletseng. Maemo a kang MSS SP-80 le MSS SP-85 a hlalosa litlhoko tsa thepa le boholo ba tsona bakeng sa li-valve tsa tšepe tsa koporo le tse putsoa, e leng se netefatsang ho tšepahala ha tsona.
- ASME B16.34e hlalosa lihlopha tsa khatello bakeng sa li-valve, e totobatsa likhatello tse phahameng ka ho fetisisa tse lumelletsoeng tsa ho sebetsa mochesong o fapaneng.
- MSS SP-80e laola di-valve tsa koporo, tse ka sebetsanang le ho fihla ho 300 PSI mochesong o tloaelehileng le 150 PSI mochesong oa 406°F.
- MSS SP-85e etsa bonnete ba hore li-valve tsa tšepe e putsoa li fihlela litekanyetso tse tiileng tsa ho tšoarella.
Mohlala, di-valve tsa boronse tsa Sehlopha sa 150 tse lekantsoeng tlasa MSS SP-80 di ka sebetsa ho 200 PSI pakeng tsa -20°F le 150°F, e leng se etsang hore di be ntle bakeng sa dibaka tse hlokang tlhokomelo e ngata. Ho kgetha thepa e tshwarellang ho netefatsa bophelo bo bolelele ba tshebeletso le tshebetso e tsitsitseng tlasa kgatello.
Litlhahlobo tsa Khatello le Litlhoko tsa Tshebetso
Litekanyetso tsa khatello li khetholla meeli ea ts'ebetso ea li-valve tsa li-angle hose, li netefatsa hore li sebetsa ka mokhoa o tšepahalang nakong ea maemo a tšohanyetso. Li-valve li tlameha ho fihlela litlhoko tse itseng tsa khatello le mocheso ho sebetsana le litlhoko tsa litsamaiso tsa tšireletso ea mollo tse phahameng.
| Tlhaloso | Lintlha tse qaqileng |
|---|---|
| Mohlala | Bristol BF59/A99 |
| Kamohelo le Setifikeiti | E thathamisitsoe ho UL, e lumellanang le maemo a ANSI/UL 1468 |
| Thepa | Koporo ea boleng bo holimo e nang le qetello e tloaelehileng ea koporo bakeng sa ho hanyetsa mafome |
| Tekanyetso ea Khatello | Khatello e sebetsang ea 175 PSI (12 bar), khatello ea teko ea 24 bar |
| Boemo ba Thempereichara | E sebetsa ka katleho pakeng tsa 0ºC le 38ºC |
| Ho tšoarella | E etselitsoe bophelo bo bolelele ba tšebeletso libakeng tse thata |
| Kopo | E sebelisoa lits'ebetsong tsa tšireletso ea mollo, liphaephe tse emeng, le litsamaisong tsa ho fafatsa |
Li-valve tse kang Bristol BF59/A99 li bontša ts'ebetso e ikhethang, ka khatello ea ts'ebetso ea 175 PSI le khatello ea teko ea li-bar tse 24. Kaho ea tsona e matla e netefatsa ts'epo maemong a khatello e phahameng, e leng se etsang hore li lokele litsamaiso tsa ts'ireletso ea mollo mehahong e melelele.
Ho latela Melao le Maemo a Polokeho ea Mollo
Ho netefatsa hore ho latela melao le maemo a polokeho ea mollo ho bohlokoa ha ho khethoa valve ea angle hose bakeng sa mehaho e melelele. Melao ena e theha litlhoko tse fokolang tsa ts'ebetso, ho kenya le tlhokomelo, ho netefatsa hore litsamaiso tsa tšireletso ea mollo li sebetsa hantle nakong ea maemo a tšohanyetso. Ho latela maemo ana ha ho ntlafatse polokeho feela empa hape ho netefatsa hore beng ba meaho le batsamaisi ba latela melao.
Melao ea polokeho ea mollo, joalo ka e hlalositsoeng ke Mokhatlo oa Naha oa Tšireletso ea Mollo (NFPA), e fana ka litataiso tse qaqileng bakeng sa li-valve tsa li-hose tsa angle le likarolo tse amanang le tsona. Mohlala, NFPA 14 e totobatsa moralo, ho kenya le ho leka litsamaiso tsa liphaephe tse emeng le li-hose. Litekanyetso tsena li netefatsa hore li-valve li fihlela litekanyetso tsa bohlokoa tsa ts'ebetso, joalo ka litekanyetso tsa khatello le litlhoko tsa phallo ea metsi.
Tafole e latelang e totobatsa litlhoko tsa bohlokoa bakeng sa li-valve tsa hose le litsamaiso tsa standpipe:
| Tlhokahalo | Tlhaloso |
|---|---|
| Lebenkele la ho ntša metsi ka har'a liphaephe | Sehokelo se seng le se seng sa liphaephe tse 1.5″ kapa tse nyane se tlameha ho hlomelloa 'me se loketse ho sebelisoa. |
| Mofuta oa Hose | Mekhoa ea liphaephe tse emeng e kentsoeng ka mor'a la 1 Pherekhong 1981, e tlameha ho sebelisa phaephe e nang le lera. |
| Khatello | Kgatelelo e matla molomong e lokela ho ba pakeng tsa 30 psi (210 kPa) le 125 psi (860 kPa). |
| Phepelo ea Metsi | Phepelo e fokolang ea metsi e lokela ho ba lilithara tse 100 ka motsotso (6.3 l/s) bonyane metsotso e 30. |
| Teko ea Hydrostatic | Phaephe e lokela ho lekoa bonyane ka matla a 200 psi (1380 kPa) bonyane lihora tse 2. |
| Teko ea Moqomo | Mohala o lokela ho lekoa bonyane 200 psi (1380 kPa) pele o ka sebelisoa. |
| Tlhokomelo | Mekhoa ea liphaephe e lokela ho hlahlojoa bonyane selemo le selemo le ka mor'a tšebeliso e 'ngoe le e 'ngoe. |
Litlhoko tsena li netefatsa hore valve ea angle hose le litsamaiso tse amanang le eona li sebetsa ka mokhoa o tšepahalang tlas'a maemo a khatello e phahameng. Mohlala, tlhahlobo ea hydrostatic ho 200 psi e netefatsa botšepehi ba liphaephe, ha tlhahlobo ea selemo le selemo e thusa ho khetholla mathata a ka bang teng pele a mpefala.
Ho latela melao ho boetse ho kenyelletsa ho khetha li-valve tse fihlelang mangolo a itseng. Li-valve tse ngata tsa boleng bo holimo, tse kang tse entsoeng ke Yuyao World Fire Fighting Equipment Factory, li thathamisitsoe ho UL 'me li latela maemo a ANSI/UL 1468. Litifikeiti tsena li tiisa hore li-valve li fetile litekong tse matla bakeng sa ho tšoarella le ts'ebetso.
Ka ho latela melao le maemo ana, batsamaisi ba meaho ba ka netefatsa hore litsamaiso tsa bona tsa tšireletso ea mollo li se li loketse ho sebetsana le maemo a tšohanyetso. Litlhahlobo le tlhokomelo ea kamehla li ntlafatsa botšepehi ba litsamaiso tsena, li sireletsa maphelo le thepa.
Ho Ntlafatsa Polokeho ea Mollo ka Valve ea Hose ea Angle e Nepahetseng
Bohlokoa ba Li-valve tse Fokotsang Khatello Meahong e Meholo e Meholo
Mehaho e melelele hangata e ba le diphetoho tse kgolo kgatellong ya metsi ka lebaka la bolelele ba yona. Kgatello e feteletseng e ka senya disebediswa tsa ho tima mollo kapa ya sitisa tshebetso ya tsona.Li-valve tse fokotsang khatello (li-PRV)rarolla bothata bona ka ho laola khatello ea metsi ho ea maemong a sireletsehileng le a tsitsitseng. Li-valve tsena li netefatsa hore metsi a tlisoang ka sistimi ea liphaephe tse emeng a lula ka har'a meeli ea ts'ebetso ea lisebelisoa tse hokahantsoeng.
Li-PRV li bohlokoa haholo bakeng sa mekato e haufi le motheo oa moaho, moo khatello ea metsi e atisang ho ba holimo haholo. Ka ho boloka khatello e ntle ka ho fetisisa, li-valve tsena li ntlafatsa katleho easistimi ea tšireletso ea molloHape li thibela likotsi tse ka bang teng tse bakoang ke phallo ea metsi e nang le khatello e feteletseng. Ho kenyelletsa li-PRV hammoho le valve ea angle hose ho netefatsa hore ho na le mokhoa o leka-lekaneng le o tšepahalang oa ho tima mollo, haholo-holo mehahong e melelele.
Ho kenya le ho fihlella hantle
Ho kenya valve ea angle hose hantle ho bohlokoa bakeng sa ts'ebetso ea eona. Sebaka se fosahetseng kapa ho se behe hantle ho ka lebisa ho lutla ha metsi kapa ho fokotseha ha ts'ebetso. Ba kenyang ba tlameha ho latela litataiso tsa moetsi le maemo a indasteri ho netefatsa hore e lekana hantle. Mohlala, li-valve li lokela ho kenngoa bophahamong bo lumellang phihlello e bonolo bakeng sa bo-ralitima-mollo. Sebaka sena se fokotsa tieho nakong ea maemo a tšohanyetso.
Phihlello le yona e bapala karolo ya bohlokwa katlehong ya valve. Divalve tse kentsweng dibakeng tse thata ho fihlellwa di ka sitisa boiteko ba ho tima mollo. Ho hlaka ha mabitso le ditsela tse sa sitisweng ho ntlafatsa tshebediso. Koetliso ya kamehla bakeng sa basebetsi ba meaho e netefatsa hore ba utlwisisa sebaka le tshebetso ya valve. Ho kenngwa le phihlello e nepahetseng ho tlatsetsa karabelong e se nang mathata nakong ya maemo a tshohanyetso a mollo.
Mekhoa e Metle ea Tlhokomelo le Tlhahlobo
Tlhokomelo le tlhahlobo tsa kamehla li bohlokoa bakeng sa ts'ebetso ea nako e telele ea valve ea angle hose. Ho hlokomoloha mekhoa ena ho ka lebisa ho se sebetseng hantle kapa ho hloleheng nakong ea bohlokoa. Batsamaisi ba meaho ba lokela ho rera tlhahlobo ea kamehla ho fumana mathata a ka bang teng a kang mafome, ho lutla kapa ho thibana.
Morero o felletseng oa tlhokomelo o kenyelletsa:
- Litlhahlobo tse Bonahalang: Hlahloba tshenyo e bonahalang kapa ho tsofala.
- Teko ea Ts'ebetsoNetefatsa hore valve e buleha le ho kwala hantle.
- Teko ea Khatello: Netefatsa hore valve e boloka maemo a khatello a hlokahalang.
- Ho Nkela Karolo Sebaka: Nkela likarolo tse tsofetseng sebaka kapele ho thibela ho hloleha ha sistimi.
Ho latela mekhoa ena e metle ho netefatsa hore valve e lula e le boemong bo botle. Ho sebelisana le bahlahisi ba tšepahalang joalo ka Yuyao World Fire Fighting Equipment Factory ho fana ka phihlello ea li-valve tsa boleng bo holimo le tataiso ea litsebi mabapi le tlhokomelo. Tlhokomelo e tloaelehileng ha e lekanyetse bophelo ba valve feela empa hape e ntlafatsa polokeho ka kakaretso ea moaho.
Ho Leka-lekanya Litšenyehelo le Boleng
Ho Lekola Boleng ba Nako e Telele ho Feta Litšenyehelo tsa Pele
Ha o kgetha valve ya angle hose bakeng sa meaho e melelele,ho leka-lekanya litšenyehelo le bolengke habohlokoa. Leha dikgetho tse theko e tlase di ka bonahala di kgahla qalong, hangata di lebisa ditshenyehelong tse phahameng ha nako e ntse e ya ka lebaka la tlhokomelo e kgafetsa le nako e kgutshwane ya bophelo. Ka lehlakoreng le leng, di-valve tsa boleng bo hodimo di fana ka ho tshwarella le ho tshepahala, di fokotsa tlhoko ya ditokiso le ho nkela tse ding sebaka.
Tafole e latelang e totobatsa phapang pakeng tsa litšenyehelo le melemo pakeng tsa li-valve tsa boleng bo holimo le mekhoa e meng ea tsona:
| Karolo | Li-valve tsa Boleng bo Holimo | Li-valve tse ling |
|---|---|---|
| Litšenyehelo tsa pele | Matsete a holimo a pele | Theko e tlase ea qalong |
| Litlhoko tsa Tlhokomelo | Litlhoko tsa tlhokomelo tse fokotsehileng | Maqhubu a tlhokomelo a phahameng |
| Ho tšoarella | Bophelo ba tšebeletso e telele | Nako e khutšoanyane ea bophelo |
| Lipoloko tsa Nako e Telele | Phokotso e kholo ea litšenyehelo ha nako e ntse e ea | Monyetla oa litšenyehelo tse holimo ka kakaretso |
Ho tsetela ho di-valve tsa boleng bo hodimo ho netefatsa poloko ya nako e telele le tshebetso e tsitsitseng. Bophelo ba tsona bo bolelele ba tshebeletso bo fokotsa ditshitiso, e leng se etsang hore e be kgetho e theko e tlase bakeng sa ditsamaiso tsa polokeho ya mollo tse phahameng.
Ho Khetha Bahlahisi ba Tšepahalang Joaloka Fektheri ea Lisebelisoa tsa ho Loantša Mollo ea Lefatše ea Yuyao
Ho kgetha moetsi ya tshepahalang ho bohlokwa ka ho tshwanang ha ho etelletswa pele boleng. Bahlahisi ba kang Yuyao World Fire Fighting Equipment Factory ba ikgethile ka ho hlahisa di-valve tsa di-hose tsa angle tse sebetsang hantle tse etseditsweng ho fihlela maemo a thata a indasteri. Dihlahiswa tsa bona di ntse di lekoa ka thata ho netefatsa ho tshwarella, ho hanyetsa kgatello, le ho latela melao ya polokeho ya mollo.
Ho sebelisana le moetsi ea tšepahalang ho fana ka melemo e 'maloa:
- Botsebi: Bahlahisi ba seng ba thehile ba tlisa boiphihlelo ba lilemo le tsebo ea tekheniki lihlahisoa tsa bona.
- Lisetifikeiti: Lihlahisoa tse tsoang lik'hamphaning tse nang le botumo bo botle hangata li na le mangolo a tumello joalo ka lenane la UL, ho netefatsa ho latela maemo a polokeho.
- Tšehetso: Bahlahisi ba tšepahalang ba fana ka tataiso mabapi le ho kenya, ho hlokomela le ho hlahloba, ho ntlafatsa ts'ebetso ka kakaretso ea litsamaiso tsa tšireletso ea mollo.
Ka ho khetha mofani ea tšepahalang, batsamaisi ba meaho ba ka netefatsa hore litsamaiso tsa bona tsa polokeho ea mollo li lula li tšepahala nakong ea maemo a tšohanyetso. Yuyao World Fire Fighting Equipment Factory e bontša botšepehi bona, e fana ka litharollo tsa boleng bo holimo tse etselitsoeng litlhoko tsa meaho e meholo.
Ho khetha valve ea hose e nang le sekhutlo se nepahetseng ho bohlokoa bakeng sa ho netefatsa polokeho ea mollo mehahong e melelele. Lintlha tsa bohlokoa li kenyelletsa ho lumellana le litsamaiso tsa liphaephe tse emeng, ho tšoarella ha thepa, le ho latela melao ea polokeho ea mollo. Tshebetso e tšepahalang nakong ea maemo a tšohanyetso e itšetlehile ka lintlha tsena.
Ho sebelisana 'moho le bahlahisi ba tšepahalang, joalo ka Yuyao World Fire Fighting Equipment Factory, ho netefatsa phihlello ea li-valve tsa boleng bo holimo tse fihlelang maemo a indasteri. Ho buisana le litsebi tsa polokeho ea mollo ho ntlafatsa ho etsa liqeto, ho thusa batsamaisi ba meaho ho kenya tšebetsong litsamaiso tse sebetsang tsa tšireletso ea mollo. Ka ho beha boleng le ho latela melao pele, mehaho e melelele e ka fihlella polokeho le boitokisetso bo botle ka ho fetisisa.
LBH
1. Morero o ka sehloohong oa valve ea angle hose mehahong e melelele ke ofe?
Valve ea phaephe e sekhutlo e laola phallo ea metsi lits'ebetsong tsa liphaephe tse emeng, e netefatsa hore metsi a fetisetsoa lisebelisoa tsa ho tima mollo ka katleho. Moralo oa eona o sekhutlo o lumella likhokahano tse bonolo tsa phaephe libakeng tse koetsoeng, e leng se etsang hore e be ea bohlokoa bakeng sa polokeho ea mollo o phahameng.
2. Li-valve tsa li-hose tsa angle li lokela ho hlahlojoa hangata hakae?
Balaoli ba meaho ba lokela ho hlahloba di-valve tsa angle hose bonyane hanngoe ka selemo. Ditlhahlobo di lokela ho etsahala hape kamora tshebediso e nngwe le e nngwe ho fumana mathata a ka bang teng jwalo ka ho dutla, ho bola, kapa ho thibana.
Keletso: Tlhokomelo e tloaelehileng e eketsa nako ea bophelo ba valve 'me e netefatsa ts'ebetso e tšepahalang nakong ea maemo a tšohanyetso.
3. Ke thepa efe e molemohali bakeng sa li-valve tsa li-hose tse tšoarellang?
Koporo le boronse ke thepa e ntle bakeng sa li-valve tsa liphaephe tsa angle. Litšepe tsena li hanela ho bola 'me li mamella maemo a feteletseng, li netefatsa ho tšoarella ha nako e telele le ts'ebetso e tsitsitseng.
4. Na li-valve tsa liphaephe tsa angle lia lumellana le litsamaiso tsohle tsa liphaephe tse emeng?
Hase di-valve tsohle tse lumellanang le sistimi e 'ngoe le e 'ngoe. Ho lumellana ha tsona ho itšetlehile ka lintlha tse kang mofuta oa khoele, litekanyetso tsa khatello, le ho latela maemo a NFPA 14. Teko e netefatsa kopanyo e se nang sekoli le sistimi ea tšireletso ea mollo ea moaho.
5. Hobaneng o lokela ho kgetha Yuyao World Fire Fighting Equipment Factory bakeng sa di-valve tsa angle hose?
Fektheri ea Lefatše ea Lisebelisoa tsa ho Loantša Mollo ea Yuyao e fana ka li-valve tsa boleng bo holimo tse fihlelang maemo a indasteri. Lihlahisoa tsa bona li hlahlojoa ka thata bakeng sa ho tšoarella le ts'ebetso, ho netefatsa litharollo tse tšepahalang tsa polokeho ea mollo bakeng sa mehaho e melelele.
Hlokomela: Ho sebelisana 'moho le bahlahisi ba tšepahalang ho netefatsa ho latela melao le ts'ebetso e ntle ea sistimi.
Nako ea poso: Mmesa-29-2025