Chav tsev tsau huv tsau huv

Cov dej huv huv huv tau nqus tsev vacuum yog engethered rau cov khoom sib txawv nrog cov khoom siv sib txawv hauv kev tu tsev. Nws cov txheej txheem thev naus laus zis penettes sib sib zog nqus mus rau hauv cov ntaub ntawv xws li cov ntaub pua plag, thiab cov ntaub pua plag, thiab cov ntaub muag tsis pom kev zoo nkauj, thiab cov khoom ua si.

Cov cuab yeej no nyob rau lub nrawm nrawm tiam, tsim cov kev mob siab vapor ntawm qhov kub tshaj 145 degree hauv vib nas this. Qhov no khaus tshav kub 99.9% ntawm cov kab mob, thiab chav dej, ua kom huv si tov tshuaj tsev ntxhua khaub ncaws zoo li cov chav ua kom huv si xws li chav ntxuav tawm uas txo qis kev siv. Qhov {{5 5}} meter fais fab qaum muab kev pom zoo, thaum cov kho kom haum thiab tig mus rau pem teb tsis sib xws thiab nruj fab. Kev nyab xeeb yog qhov tseem ceeb los ntawm kev tswj qhov kub, tsis siv neeg kaw kaw lus, thiab cov lus ceeb toom meej tiv thaiv lub tsho ntev.