Base coins of aluminum; a base metal.

伪造的铝币；贱金属。

Finger-plate, of base metal, for doors of buildings.

防污板，贱金属制，用于建筑物门。

Elbow , of base metal, lined with insulating material , for electrical conduit tubing.

导线管用弯头，衬裹绝缘材料的，贱金属制。

Electrical conduit tubing and joints therefor, of base metal lined with insulating material.

内衬绝缘材料的贱金属制线路导管及其接头。

She and another woman could not pay their rent, so tried to colour some rounds of base metal.

她和另一名女子无法支付他们的租金，所以尝试的颜色有些发贱金属。

Base metal electrode (BME) is one of the main trends of multilayer ceramic capacitors (MLCC). Copper powder is a sort of ideal material for BME-MLCC electrode.

多层陶瓷电容器（MLCC）的重要发展方向之一是电极贱金属化，铜粉是一种较为理想的电极制作材料。

Preparation of base metal for welding

焊接基体金属的处理

Others struck in silver-plated base metal will cost much less.

其他只是镀银的将比较便宜。

Lower in value by increasing the base-metal content; of metals.

通过增加基本金属来降低价值。

When welding directly to base metal, the base metal shall be no thinner than 1/3 the stud diameter.

当（螺柱）直接焊于母材时，严禁母材厚度薄于螺柱直径的1/3。