Xov xwm

Silicon nitride, raws li ib qho ntawm cov txheej txheem tseem ceeb tshaj plaws, yog siv dav hauv cov khoom siv tiv thaiv thiab siv kub-kub.

Silicon nitride yog cov tshuaj tiv thaiv hluav taws xob zoo nrog kev tiv thaiv kom txog li 10 ¹⁴ ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω ωsောင် ω ω ω ω ω ω ω ω ω ω ω ω ω ω ω¹⁴...

Silicon nitride muaj cov tshuaj ruaj khov heev hauv kev xeb ib puag ncig xws li cov acids thiab alkalis, thiab yog oxidation ntawm cov kub.

Silicon nitride yog ib qho ntawm cov txheej txheem tseem ceeb tshaj plaws nyob ib puag ncig tam sim no. Nws tau siv ntau yam nyob rau hauv cov hnav-resistant thiab high temperat...

Tus txheeb ze cov molecular loj yog 140.28. Nws zoo nkaus grey, dawb, lossis greyish-dawb. Qhov no sib xyaw no yog cov khoom siv kub siab thaum tsis muaj melting taw thiab muaj ...

Khib catalyst → crushing → hydrochloric acid acid → lim hydrium hydrocium daus → refining → reccination → cov khoom.

Ntsev qe ci ntsa iab acidue acid leaching txheej txheem ntawm kev hloov pauv ntawm kev hloov pauv tsawg ntawm v205, piv cov txheej txheem ntws,

Nov yog qee qhov tseem ceeb kom nco ntsoov thaum ua cov hlau silicon: ua ntej, nco ntsoov tias cov ntaub ntawv raw yog cov khoom zoo thiab huv. Cov khoom siv raw tseem yog quart...

Thaum koj tab tom pov hwm cov neeg nplua nuj, muaj ntau yam xav txog. Yog tias koj tsis txhob mloog, qhov zoo ntawm cov casting tuaj yeem nqis, thiab koj yuav tau teeb meem zoo ...

Tin siv ntau hauv kev lag luam hluav taws xob vim nws tau zoo ntawm vuam thiab ua hluav taws xob, uas ua rau nws zoo tag nrho rau cov khoom siv hluav taws xob.

Lub npe hu ua nodulising yog cov uas txhawb kev tsim lossis nce hauv graphite nodules.

Tin yog ib qho ntawm thawj cov hlau siv los ntawm tib neeg thiab tseem yog ib qho ntawm feem ntau cov hlau hauv kev lag luam. Nws muaj cov khoom zoo heev xws li ua muag muag, mu...