Cov lus piav qhia luv luv:

Khoom Piav Qhia
Kev tsis tshua muaj cua sov Alloy tau dav siv hauv cov khoom siv hluav taws xob tsawg, thermal sib tshooj relay, thiab lwm yam khoom tsawg-voltage. Nws yog ib qho ntawm cov ntaub ntawv tseem ceeb ntawm cov khoom siv hluav taws xob tsawg. Cov ntaub ntawv tsim tawm los ntawm peb lub tuam txhab muaj cov yam ntxwv ntawm kev ua tau zoo muaj kev sib txawv thiab zoo tshaj qhov ruaj khov. Peb tuaj yeem muab txhua hom hlau puag ncig, tiaj thiab cov ntaub ntawv.