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- Study is made of the vanadium extraction from sodium tungstate solution leached out of the secondary tungsten resource. 研究了采用某型树脂从钨二次资源浸出的钨酸钠溶液分离富集钒的效果。
- China is a country with rich tungsten resource, tungsten electrodes have been widely applied in the TIG welding. 我国是钨资源大国,钨电极在亚弧焊接中已得到广泛应用。
- After investigating on the southern tungsten mines and resources of Jiangxi,the tungsten resource is obvionsly. 通过赣南钨矿山资源调查,反映钨矿山资源状况不容乐观。
- The development trend of tungsten resources in china was analyzed in aspects of supply and demand,price tendency and macropolicy. 从供给需求、价格走势、宏观政策等方面,对我国钨金属资源开发利用发展趋势作了分析。
- The development trend of tungsten resources in china was analyzed in aspects of supply and demand, price tendency and macropolicy. 摘要从供给需求、价格走势、宏观政策等方面,对我国钨金属资源开发利用发展趋势作了分析。
- The status of tungsten resources and industry of Jiangxi are analysed,the developing orientation and stategy are put forward also. 分析了江西钨资源现状和产业现状,提出了江西钨产业发展的定位及发展战略。
- This unique and complex geological structure makes Ganzhou a famous area of tungsten resources in the world, reserves106 mining areas and more than 30%of total reserves of China. 正是由于这种独特的地质结构,使赣州成为了世界著名的钨矿聚集区,已探明有一定储量的矿区106处,钨矿资源保有储量占全国的30%25左右。
- The importance of complex utilization of tungsten resources is described.The technology and processes for complex utilization of tungsten resources abroad are introduced and evaluated. 论述了综合利用钨矿产资源的重要意义,并对国外钨矿资源综合利用的技术、工艺作了评介。
- Immeasurable quantity of natural resource was lost forever through misuse. 无法估量的自然资源因被滥用而永远丧失了。
- The tungsten shines and gives a good light. 钨丝发亮而射出耀眼的光芒。
- Tungsten is classified among the metals. 钨归入金属类。
- The tungsten does not easily melt or break. 钨丝不容易熔化或折断。
- Even with the air pumped out the bulb, the tungsten filament slowly vaporizes. 即使灯泡中的空气被抽出,钨丝也会慢慢地蒸发。
- Water is an essentially nonrenewable resource. 水是一种不能再生的资源。
- Keywords Tungsten resources;Wolframite ore;Scheelite ore;Reserve;Exploitation; 钨资源;黑钨矿;白钨矿;储量;开发利用;
- The degree to which a system or resource is ready when needed to process data. 在需要处理数据时,系统或资源就绪的程度。
- Luoyang Jianyu Molybdenum& Tungsten Technology Co. 洛阳建宇钼钨科技有限公司是生产制造钼、制品的专业厂家。
- A key resource to be used at an opportune moment. 王牌适当时刻所用的关键手段
- Unresolved contention for the use of a resource. 为使用同一资源而产生的无法解决的争用状态。
- Zibo Paragon Tungsten Molybdenum Material Co., Ltd. 淄博正元钨钼材料有限责任公司。