About half of the world's known supply of copper ore is already in use.

It is made of high quality-carbon steel, and rolled copper alloy as its surface.

以优质的低碳钢为基体,表面烧结锡青铜合金, 经过多次烧结轧制而成.

Such as: lighting, door locks, sanitary ware, and so we constantly improve copper alloy-casting technology.

如: 灯饰 、 门锁 、 洁具等; 所以我们不断提高铜合金压铸技术.

The copper alloy with high-strength and high-conductivity is base of IC and electronic element development.

高强 高导铜合金材料是集成电路和电子元器件发展的基础.

We now have precision casting parts, pieces of aluminum-casting, casting pieces of copper alloy, plastic parts.

现在,我们有精密铸造件 、 压铸铝件 、 铸造铜合金件 、 塑料件.

The results show that the copper alloy density by permanent-mold casting attains 99.91 % of theory density.

结果表明:经金属型铸造的铜合金密度达到理论密度的99.91%.

Materials, including titanium, steel, copper, alloy and plastic.

材料包括钛 、 不锈钢 、 铜 、 合金和塑料等.

Bucket generally use copper alloy material.

火斗凡是拔存铜合金质料制成.

Application: alloy, copper alloy, magnesium alloy.

适用: 铝合金 、 铜合金 、 镁合金.

Battery material is confirmed and copper alloy containing nickel.

经确认电池材质是铜合金并且含镍镀层.

The fabrication principles and characteristics of high-high-conductivity copper alloy are summarized.

概述了高强高导铜合金的制备方法及其特点.

An ancient Roman coin of copper or copper alloy.

主要成分是铜的合金.

The house needs attention but the roof is sound.

房子需要修葺，不过屋顶还完好无损。

I don't want her under my roof again.

我再也不想让她到我家来了。

Now, though , it's reaching a point where the measures are attacking core business and revenues.

现在, 中国的限制措施已经到了损害外国公司的核心业务和收入的地步.

Our core business is that good.

我们的核心业务是很好的.

The bank's problems related to its core business.

该银行的问题与其核心业务有关.

Our core business is providing energy.

我们的主营业务是供给能源.

Measurement: measurement itself contains core business process operation.

度量: 测量自身所含核心业务流程运作的有效性.

Nokia's core business handset service growth is comparatively worn out.

相比之下,诺基亚的核心业务手机业务增长疲软.

The group's core business is premium quality alcoholic beverages.

集团的核心业务是优质酒精饮料.