Specializing in high-grade copper floor drain, floor drain fine stainless steel, zinc alloy floor drain, basin water control, triangle valve production and sales.

专业从事高档铜地漏、精品不锈钢地漏、锌合金地漏、面盆下水器、三角阀系列产品生产与销售。

youdao

Production and sale of main products have all kinds of PVC particles, high-grade oxygen-free copper wire, tinned wire, and a variety of wire and cable products.

公司生产及销售的产品主要有各种聚氯乙烯胶粒，高档无氧铜丝、镀锡丝，以及各类电线电缆产品。

youdao

The oxidized copper ore is low copper grade, complex minerals composition, fine-grained dissemination, high oxidation level, and high content of alkaline gangues.

某铜矿石铜品位低，氧化率高，碱性脉石含量高，嵌布粒度很细，属于典型的难处理氧化铜矿。

youdao

Copper-market analysts believe that Zaire's high-grade ore could help create a world surplus of copper by the end of the decade, and bring prices down heavily.

ECONOMIST: Zaire

Chart Analysis : The weekly chart of the high-grade copper futures shows an uptrend from the October lows, line b.

FORBES: 2 Ways to Play Copper's Seasonal Strength