orpiment 中文意思是什麼
orpiment
解釋
n. 名詞 【礦物】雄黃，三硫化二砷。-
Using flotation method to recover orpiment from flotation tailings of realgar and its mechanism
從雄黃浮選尾礦中浮選回收雌黃及機理 -
Aims : providing services to enhancing the quality of the young rural entrepreneurs as well as boosting the member enterprise economic returns, improving the prosperity of the chinese rural economy and the devil orpiment of the society
協會宗旨是:為提高鄉鎮企業青年廠長（經理）的素質服務，為提高會員企事業經濟效益服務，為促進中國農村經濟繁榮和社會發展服務。
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