Dab tsi yog dej mains siv rau?
Dab tsi yog dej mains siv rau?

Video: Dab tsi yog dej mains siv rau?

Video: Dab tsi yog dej mains siv rau?
Video: Xwm Kab Yog Dab Tsi? ( Xwm Kab ) - By Hmong Inspiration 2024, Kaum ib hlis
Anonim

A dej loj yog ib tug loj heev underground yeeb nkab siv rau kev muab khoom dej mus rau tsev thiab factories.

Ib yam li ntawd, tib neeg nug, dab tsi yog lub hauv paus dej?

Dej muab los ntawm pej xeem dej system qee zaum hu ua dej mains . Pipework uas xa cov pej xeem dej muab qee zaum hu ua a dej lub ntsiab. Nkag mus rau kev nyab xeeb dej yog qhov tseem ceeb rau kev noj qab haus huv.

Tsis tas li ntawd, lub tshuab xa dej ua haujlwm li cas? Hauv nroog dej systems , dej yog rho tawm ntawm dej qhov chaw thiab kho ua ntej nws yuav muab tso rau hauv peb lub tsev thiab kev lag luam. Tom qab kev kho mob, municipal dej systems faib dej rau cov tsev thiab cov lag luam hauv cov kav dej loj hu ua dej mains uas feem ntau faus nyob rau hauv peb txoj kev thiab kev taug kev.

Yog li ntawd, dab tsi yog qhov tseem ceeb ntawm kev siv dej?

Qhov tseem ceeb : ua muab cov pejxeem nrog dej , nquag potable (haus dej dej ), thiab dej rau ntxuav, ua noj thiab pov tseg. huv dej yog txoj hauv kev zoo tshaj plaws los tiv thaiv kev sib kis ntawm ntau yam kab mob uas tuaj yeem ua rau muaj kev puas tsuaj rau tib neeg cov neeg nyob ze.

Dab tsi ntawm cov kav dej siv rau cov dej haus?

Ntawm cov khoom siv feem ntau siv rau cov kav dej haus yog galvanized steel lossis hlau, tooj liab, polybutylene, unplasticized polyvinylchloride ( PVC ), chlorinated polyvinylchloride (CPVC) thiab polyethylene (PE).

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