Cov khoom siv nitrogen ntau lawm
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Siab viav vias adsorption nitrogen ntau lawm tshuab
Nitrogen ua cov cuab yeej siv dav hauv cov khoom siv hluav taws xob, khoom noj, metallurgy, hluav taws xob, tshuaj lom neeg, roj av, tshuaj, textile, luam yeeb, instrumentation, tsis siv neeg tswj thiab lwm yam lag luam, raws li cov roj raw, kev tiv thaiv roj, hloov roj thiab sealing gas.
