black copper

Practice in Melting High Impurity Black copper with a Tilting Furnace;

倾动炉冶炼高杂质黑铜生产实践

cupric oxide (excl. tenorite)

氧化铜（不包括黑铜矿）

cupric orthoarsenate

正砷酸化铜（不包括黑铜矿）

Determination of As,Sb,Bi,Pb and Ni in Black Copper Slag by ICP-AES

ICP-AES测定黑铜渣中的As、Sb、Bi、Pb和Ni

Frankfort black

(铜板印刷用)黑色油墨

The brasswork needs polishing it's badly tarnished.

那黄铜制品该擦了--黑糊糊的.

an impure form of copper having a black blistered surface.

一种不纯的铜，有起泡的黑色外表。

This pair is made of leather , meshed,and black, bronze and gold for available.

皮革制造，用网镂空，黑色，青铜色，或金色。

《Bronze Age》 in the Narrative Style of Black Humor;

论《青铜时代》中黑色幽默的叙述风格

Research on Bulk Flotation of a Copper-Molybdenum Ore

黑龙江某铜钼矿石混合浮选试验研究

A quality black leather scabbard with nickel silver tip and throat is included.

配有高品质的黑色皮革剑鞘，镍黄铜鞘尾和鞘喉。

Design of System on Human Resource Performance Evaluation of Heilongjiang Duobaoshan Cooper Industry Inc.,;

黑龙江多宝山铜业公司绩效考核体系设计

Phytoremediation of Cu-pyrene Combined Pollution in Water by Lolium multiflorum Lam

黑麦草对水体铜-芘复合污染的修复研究

Sn-L_3 EDGE and Fe K edge XANES spectra of the surface layer of ancient Chinese black mirror Heiqigu

黑漆古铜镜表面层的X射线近边吸收谱分析

Preparation and Antibacterial Performance of White Carbon Black Loaded Copper Antibacterial Agent

铜型抗菌白炭黑的制备及抗菌性能研究

A bronze sequinned corsage, pinned on a black top, was teamed with a bronze sequinned skirt.

如别着一朵缀有青铜色金属亮片的胸花的黑色上衣，跟缀有青铜色金属亮片的裙子相搭配。

The dark bronzes wanted sunlight upon them to bring out their tinge of green.

乌黑的铜器需要阳光的照射，才能显出它们发绿的颜色。

Reasons for Dark Surface and Snap of Bright Copper Round-bars and the Countermeasures

光亮圆铜杆拉伸后表面发黑及拉断原因分析和对策

in order to carry out flotation of copper successfully, xanthate and aerofloat are used as collectors and sodium sulfide as activator.

为了成功地实现铜的浮选,用黄药和黑药作捕收剂,硫化钠作活化剂。