常見(jiàn)例句用作名詞 (n.)We shall visit the spoil heaps of the old Needle Hill mines, where we can find wolframite, molybdenite and pyrite.我們將會(huì)到舊針山礦的廢礦場(chǎng)考察,礦產(chǎn)有黑鎢礦,輝鉬礦和黃鐵礦。The traditional molybdenum extraction and wet decomposition from molybdenite are reviewed.評(píng)述了輝鉬礦的傳統(tǒng)提鉬工藝和濕法分解工藝。 返回 molybdenite