关键词： 钨矿；资源节约；综合利用 [gap=7049]Key words: tungsten ore; resource conservation; comprehensive utilization
基于192个网页-相关网页
artificial white tungsten ore 人造白钨砂
Chinese Tungsten Ore 中国钨矿石
Tungsten ore - Constituents 钨矿石成分
Tungsten Ore Powder 钨矿标准物质 ; 钨矿
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This Paper introduces the method of staining on dissolving tungsten ore test and its theoretical principle.
本文介绍了商品性钨矿样品的溶矿、染色试验方法和理论原理。
The stratum, intrusive rock, and faulted structure are three basic ore-forming geology factors of tungsten ore in the work area.
地层、侵入岩、断裂构造是工作区内钨矿的三个基本的成矿地质条件。
This method has proved practical for admin istrat ion. By this means, the quality of tungsten ore will be asserted when it is bought, and the great benefit to the ec…
经检验证实，方法具有实用性，可以把住钨矿收购的质量关，并已收到了显著的经济效益。
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