PB yeeb ncuab ntseeg tias ntau tus neeg paub, thaum siv, yuav ua tau zoo raws li qhov kev thov ntawm cov neeg, tab sis nyob rau hauv tus txheej txheem ntawm kev siv, nws tuaj yeem qhia cov khoom zoo li cas? Niaj hnub no, kuv qhia kuv paub txog koj.
Hais txog nws qhov kev ua tau zoo, thaum lub sijhawm siv, yog tias nws yog siv nws thaum lub caij ntuj no, yog li nws muaj peev xwm muaj cov tshuaj tua kabmob antifreeze, scale, thiab ntau hom phaj, nws yog ib qho ntawm cov khoom zoo tshaj plaws, siv sijhawm ntev, tsis yog qhov teeb meem kev puas tsuaj, ua raws li nws lub neej kev ua haujlwm ntev, nws yuav 50 xyoo, tab sis kuv mus coefficient 1.5, thiab hydraulic me ntsis. Qhov no yog vim nws cov yam ntxwv, yog li feem ntau ntawm cov neeg nyiam nws.
Tsis tas li ntawd, nws tseem muaj cua kub ua kom muaj zog hauv cov khoom no, yog li ntawd cov yeeb nkab phab ntsa thickness, PB yeeb nkab haum rau txhua txoj yas yeeb nkab, tuaj yeem muaj qhov tsawg kawg yog phab ntsa thickness, thiab yuav tsis cuam tshuam rau kev nyab xeeb thiab kev cia siab.
