Cov zaub mov -} Nplooj ntawv ntim ntim tshuab yog lub hnab ntim khoom, tsis yooj yim}} Kev ua tau zoo, thiab ntev lub txee lub neej ntawm cov zaub mov. Peb lub hnab ntim tshuab nqus tsev muaj lub zog tensile thaum lub sijhawm ua. Tom qab cov yas yog ncab, lub zog tuaj yeem nce raws li. Hauv nruab nrab, peb tuaj yeem siv peb cov mis zais cia, uas tuaj yeem ua cov khoom siv sib xyaw ua kom muaj zog dua li cov hnab yas zoo tib yam. Muaj qhov tshwm sim ntawm delamination thiab tev, elasticity zoo, thiab kev ua kom sov nyob zoo. Qhov ntim piv ntawm cov hnab nqus tsev ntim cov hnab ntim me me, siv lub tshuab nqus tsev shrink ntim thev naus laus zis, qhov sib piv yog ze rau 100%. Nws tseem yuav siv txiaj ntsig ntawm qhov sib txawv ntawm cov khoom sib txawv ntawm cov khoom sib txawv ntawm cov txiaj ntsig sib txawv ntawm cov molecules (dej, carbon dioxide, thiab ntxhiab). Qhov kub siab kuj yog 121 degree, thiab qhov kub tsis kam yog 30 degree, uas ua tau raws li cov khoom siv kub.
Peb yuav yeej ib txwm tuav cov thev naus laus zis siab tshaj plaws thiab muab cov kev daws teeb meem rau cov neeg siv khoom ntim ntau. Tsis muaj cov nplaum ntxiv, tsis muaj kev qias neeg muaj kuab paug, ntsuab thiab ua ib puag ncig. Yog koj muaj lus nug txog peb lub hnab ntim tshuab nqus tsev, koj txais tos los sab laj!
