In this study, material inputs of iron ore, crude copper and crude aluminum of China were calculated and analyzed.
本文以中国铁矿石、粗铜和原铝生产为研究对象，对其物质投入进行了计算分析。
Then it explores in treating crude copper and red impure copper material individually by the process, obtains the practice experience.
并利用该工艺进行了单独处理粗铜、紫杂铜原料的探索，获得了实践经验。
While the overall material input of iron ore and crude copper displayed a decreasing trend, that of crude aluminum presented ruleless over the study period.
全国铁矿石和粗铜的物质投入在整体上有较明显的下降趋势，但原铝的这一指标则无规律可循。
This method has been employed with good results for determining copper in tin-based bearing alloy, Babbitt alloy and crude copper containing tin and antimony.
本法已应用于锡基轴承合金、巴氏合金及含有锡或锑的粗铜中铜的测定，效果良好。
After being compressor start, just heard to the crude copper pipe of a joint pressure from outdoor, namely with the fastest speed, tighten thick copper pipe joints.
待压缩机启动后，刚听到将室外机粗铜管的接头处有压力冒出，即以最快的速度，拧紧粗铜管的接头。
Experimental results indicate that the crude copper composition in current copper convertor can be quickly and precisely determined by the proposed soft-sensing model.
实验结果表明，该软测量模型能快速得出转炉当前炉次的粗铜成分数据，具有很高的精度。
Futures contracts held by speculators were up 12 percent in 2010 through October, with sharp increases in bullish bets on crude oil, copper and silver.
由于笃定原油，铜，白银看涨，投机者手中持有的期货合同到2010年10月份上升了12%。
Further confirmation came May 2, when silver prices, which had skyrocketed earlier, started to collapse and virtually all other commodities followed: crude oil, cotton, copper, grains and even gold.
进一步的确定的迹象发生在5月2日，先前的暴涨的银价开始突然降价，而后几乎所有的产品都开始跌价：原油，棉花，铜，谷物，甚至黄金。
As dealkalization agent in crude oil storage and produce copper compounds.
在原油储存时作脱碱剂及生产铜化合物的原料；
Crude oil and copper prices also rose as investors bet the stronger Chinese currency would boost imports of some commodities.
原油和铜的价格也上涨，投资者认为人民币升值将会提高部分商品的进口。
Natural Resources: coal, sulfur, copper, natural gas, silver, lead, salt, zinc, magnesite, lignite, crude oil.
自然资源：煤、硫磺、铜、天然气、银、铅、盐、锌、菱美矿、褐煤、原油。
Crude oil back on more than 90 and Shanghai copper Red Bulls again to a larger psychological support.
原油重回90以上及沪铜再次翻红给多头以较大的心理支撑。
In this paper, production process of copper sulphate and crude nickle from waste electrolyte.
介绍了废电解液除杂制取硫酸铜和粗镍的主要工艺条件及试验结果。
The paper dynamically analyses copper Foil tension of the Crude Foil Engine in the copper Foil production progress.
对生箔机在铜箔生产过程中的铜箔张力进行动态分析，揭示出转矩、铜箔张力、实时卷绕半径之间的关系。
The paper dynamically analyses copper Foil tension of the Crude Foil Engine in the copper Foil production progress.
对生箔机在铜箔生产过程中的铜箔张力进行动态分析，揭示出转矩、铜箔张力、实时卷绕半径之间的关系。
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