wolframite 中文意思是什麼
wolframite
解釋
n. 名詞 【礦物】黑鎢礦，鎢錳鐵礦。-
Abstract : the development of main mineral processing technologies of wolframite and scheelite are presented in the paper
文摘:分別介紹了黑、白鎢選礦工藝主要技術進展情況。 -
Is a hard, brittle, corrosion - resistant, gray to white metallic element extracted from wolframite, scheelite, and other minerals, having the highest melting point and lowest vapor pressure of any metal
顏色呈灰色或棕黑色，硬度高，延性強，熔點極高，常溫下不受空氣侵蝕主要用途是製造燈絲和高速切削合金鋼，各種鎢電極，也用於光學儀器，化學儀器方面。
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