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- Waste rock containing copper 含铜废石
- Weathering of Copper Mine Waste Rock and Characteristics of Acid Wastewater. 铜矿废石风化及形成酸性废水特征
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The miners muck the waste rock every other day. 矿工每隔一天清除一次矸石。
- A volcanic rock containing many amygdules. 杏仁岩有很多杏仁状小气孔的火成岩
- The new method of producing basic copper carbonate from waste etching solution containing copper. 介绍了利用含铜蚀刻废液合成碱式碳酸铜的新工艺。
- Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 以酸性蚀刻废液为铜源,水合肼为还原剂,采用液相还原法制备纳米铜粉。
- Waste etching solution containing copper,a type of hazardous waste discharged by PCB manufactories,is a potential menace to the environment. PCB产业所产生的含铜蚀刻废液是对环境存在较大潜在威胁的危险废物。
- This method can also be used as a reference for the treating arsenic containing copper,nickle or cobalt waste materials. 本方法还为含砷的铜、镍、钴废料的利用提供了参考途径。
- Of, resembling, or containing copper; coppery. 铜的铜的、似铜的或含有铜的；紫铜色的
- Two circuits are used to treat the waste residue containing copper which were produced by lead smeltery, and cupric sulphate reagent is get with this two circuits. 用两种流程对铅冶炼厂的含铜废渣进行处理，均可制取试剂硫酸铜。
- This layerof rock contains a lot of flint. 这一岩层中有大量燧石。
- It also gives the application of SRD in the mine winch of waste rock. 介绍了开关磁阻电机调速系统的构成、工作原理和特点,及其在煤矿矸石山绞车上的应用。
- A rock containing enough iron to permit commercial extraction; an iron ore. 铁矿石含有足够商业开采用铁量的岩石；铁矿石
- Unsuitable mixed with basicity pesticide or contain copper pesticide. 不宜与碱性农药或含铜药物混用。
- The pores of this rock contain water that seeps down through the Earth. 那些多孔岩石的微孔中含有从地球上渗下来的水分。
- A rock containing clay materials and calcium and magnesium carbonates,with approximately the same composition as marl. 泥灰岩一种含粘土物质、钙和镁碳酸盐的岩石，其成分与泥灰土大体一致
- AC anodizing technology with decreasing voltage for aluminium alloys Containing copper or silicon and affecting factors were investigated. 较详细地介绍了采用降压后的交流电市电对含铜或含硅的铝合金的阳极氧化方法和影响因素。
- The mine debris flow is mostly caused by the illogically heaped waste rock and discard soil during exploiting mine resource. 矿山泥石流的形成与发生主要是因山区矿产资源开发过程中废石弃土不合理堆排造成的,以其物质来源亦称矿渣型泥石流。
- A rock containing clay materials and calcium and magnesium carbonates, with approximately the same composition as marl. 泥灰岩一种含粘土物质、钙和镁碳酸盐的岩石，其成分与泥灰土大体一致
