Aluminium alloy: aluminium alloy yog cov khoom siv feem ntau siv hauv kev tsim teeb. Nws feem ntau hnov tias lub teeb yuav tsum tau qhib. Tom qab qhib, aluminium alloy yuav tsum tau nias. Muaj zinc alloy: tab sis tus nqi ntawm aluminium alloy yog tus nqi siab. Qee cov qauv teeb nrog cov khoom siv tsawg tuaj yeem hloov tau los ntawm zinc alloy. Nws qhov zoo yog me ntsis hnyav dua, tab sis tus nqi kuj pheej yig. Kuj tseem muaj steel phaj: steel kuj yog cov khoom siv feem ntau hauv cov teeb. Nws muaj ntau yam kev siv thiab yog pheej yig dua li txhuas. Kuj tseem muaj yas: yas yog ib lo lus dav dav xwb. Nws suav nrog ntau yam, xws li PC thiab PMMA, uas muaj ntau heev nyob rau lub sijhawm qub. Nws yog ib hom siab molecular polymer. Daim iav aluminium iav txhuas cov khoom siv tshwj xeeb hauv kev lag luam teeb, thiab lwm yam khoom siv tsis tshua muaj.
Dab tsi yog cov khoom siv lub tsheb teeb
Feb 01, 2022
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