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- Keywords wolframite concentrate;scheelite concentrate;decomposition rate; 关键词黑钨精矿;白钨精矿;分解率;
- Recovery of Tungsten from Mixture Solution of Acid Digestion Mother Liquid and Washing Water of Scheelite Concentrate 离子交换法回收白钨精矿酸分解母液与洗水混合液中的钨
- Keywords scheelite middling;mineral processing;scheelite concentrate;harmful impurity; 白钨中矿;化学选矿;白钨精矿;有害杂质;
- It's too hot to concentrate on book. 热得不能集中心思看书。
- I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- scheelite concentrate 白钨精矿
- Don't put me off when I'm trying to concentrate. 我正要集中注意力呢,别打搅我。
- We must concentrate our attention on efficiency. 我们必须把注意力集中在效率上。
- She couldn't concentrate on a book very long. 她不能长时间专心读一本书。
- I must concentrate upon my work now. 我现在必须集中精力工作。
- Birds concentrate (in places) where food is abundant. 鸟聚集在食物丰盛的地方。
- She felt ill. She went to work, however, and tried to concentrate. 她病了。然而她照旧去上班,并且尽力集中精神工作。
- We must concentrate our efforts on improving education. 我们必须致力於改进教育工作。
- I can't concentrate with you breathing down my neck. 你这样紧紧盯著我,使我精神无法集中。
- A racking headache made him unable to concentrate on his study. 折磨人的头痛使他不能全神贯注地学习。
- Will you children shut up?! I can't concentrate on my work. 孩子们可以请你们闭嘴吗?我没法子专心工作。
- They chose to concentrate on simpler and more durable hardware. 他们选择加强更简单牢固的武器。
- Tom finds it difficult to concentrate. 汤姆发现很难集中注意力。
- However, the Xintianling granite contains magmatic scheelite and wolframite. 后者则以出现岩浆白钨矿和黑钨矿为特征。