coper

A Compressor of US COPER Co. and Its Computer Control

美国COPER公司压缩机及其计算机控制

Synthesis And Characterization of Mixed Ligands Complexes of Coper Ions with Amino Acid

铜离子与氨基酸混配合物的合成

The zinc coper alloy pouring , the alloy constriction and supplement pouring ;

锌铜合金灌铸、合金收缩及其收缩孔补灌温度试验成果；

On thoughts of regarding coper cash and despising silver in the middle period of Ming Dynasty

论明中叶重钱轻银思想

This paper , based on cointegration theory , empirically analyses the relation of future and present prices of coper in Shanghai market .

以上海期货市场的期铜为例，依据协整理论对期货价格与现货价格的关系进行了实证分析，并给出其误差修正模型。

The results showed that serum copper concentration and coper / zinc ratio in patients increased while serum zinc and selenium concentration decreased .

结果表明，恶性淋巴瘤患者血清铜、铜/锌比值升高，而血清锌及硒水平降低。

Study of Complexes of Coper (ⅱ), Chromium (ⅲ) with Acetate Ions by Spectrophotometry and Refractometry

光度-折光法研究铜（Ⅱ）、铬（Ⅲ）与乙酸根的配合物

Atomic Absorption Spectrometric Determination of Lead , Nickel , Iron and Zinc in Coper Oxide reference materials after electrolytic separation of matrix

电解分离基体-原子吸收光谱法测定氧化铜光谱标样中Pb、Ni、Zn、Fe

Chain , link , whether or not articulated , of coper ( excl. imitation jewellery )

铜制扁节链，不论是否铰接（不包括人造珠宝）

Wrot coper is exclusively used for fittings .

铜专门用作配件材料。

With the mining and utilizing of copper-bearing sulfide minerals , in some foreign copper mining , the grade of coper was fell to 0.4 percent .

铜资源短缺，硫化矿和含铜富矿日益减少，在国外许多铜矿的开采品位降到了0.4%。

Wrot copper performs well in high temperature applications and is easily joined by soldering or brazing . Wrot coper is exclusively used for fittings .

在高温环境下，铜也表现很好，而且易于通过焊接或钎焊进行连接。铜专门用作配件材料。