Cov txiaj ntsig ntawm cov khoom siv ntawm cov ua npuas ncauj txhuas yog dab tsi?
Lub teeb yuag Aluminium ua npuas ncauj vim nws cov yam ntxwv ntawm cov qauv, tsim nws qhov ceev yog me me heev, tsuas yog 0.2 ~ 0.4g / cm3, qhov ceev ntawm cov hlau txhuas 0.1-0.4 zaug, ntxiv rau qhov qis dua li txhuas alloy, titanium alloy, ...
saib cov ntsiab lus