Qhov kev khiav hauj lwm yam tsawg kawg nkaus yuav tsum tsis txhob qis dua -10 degree, thiab qhov siab tshaj plaws yuav tsum tsis txhob tshaj 90 degree. Nyob rau hauv qhov ntsuas kub no, kev siv cov kav dej yas sib xyaw ua ke tuaj yeem ua kom ntseeg tau. Kev khiav hauj lwm sab nraud ntawm qhov no tuaj yeem ua rau muaj teeb meem xws li kev txo txoj kab uas hla thiab cov yeeb nkab detachment.
Puas muaj kev ceev faj txog kev siv cov kav dej yas sib txuas?
Nov 25, 2024
Xa kev nug
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