Enterprise
-
Cov yam ntxwv ntawm tungsten hlau
Cov yam ntxwv ntawm Tungsten Hlau Nyob rau hauv daim ntawv ntawm cov hlau, tungsten tuav ntau yam ntawm nws cov khoom muaj txiaj ntsig, nrog rau nws cov ntsiab lus melting siab, qis coefficient ntawm thermal expansion, thiab qis vapor siab ntawm qhov kub siab.Vim hais tias tungsten hlau kuj qhia tau zoo hluav taws xob thiab thermal ...Nyeem ntxiv -
Keeb kwm luv luv ntawm tungsten
Tungsten muaj keeb kwm ntev thiab keeb kwm rov qab mus rau Hnub Nyoog Nrab Hnub Nyoog, thaum cov neeg ua haujlwm tin hauv lub teb chaws Yelemees tshaj tawm nrhiav pom cov ntxhia tsis zoo uas feem ntau tuaj nrog tin ore thiab txo cov txiaj ntsig ntawm tin thaum smelting.Cov miners nicknamed cov ntxhia wolfram rau nws nyiam "devour̶ ...Nyeem ntxiv -
9 Lub teb chaws sab saum toj rau tungsten ntau lawm
Tungsten, tseem hu ua wolfram, muaj ntau yam kev siv.Nws yog feem ntau siv los tsim cov xov hluav taws xob, thiab rau cov cua sov thiab hluav taws xob tiv tauj.Cov hlau tseem ceeb kuj tseem siv rau hauv vuam, hnyav hlau alloys, cua sov dab dej, turbine hniav thiab ua ib qho kev hloov rau cov hmoov txhuas hauv cov mos txwv.Raws li lub mo...Nyeem ntxiv