copper -lead alloy的意思|示意

Electrotype: a duplicate relief printing plate made electrolytically by depositing copper on a wax mould taken from an original plate or type and backing it with a lead alloy.

电铸版：是一种复制凸版式。先用蜡在原身版式或字版上套出铸模，把铜用电解法沉积于蜡铸上，然后用铅合金衬背而成。

Niello: Black metallic alloy of sulfur with silver, copper, or lead, used to fill designs that have been engraved on the surface of a metal object, usually of silver.

黑金镶嵌：银、铜或铅的硫化黑色合金，用来镶嵌金属(通常是银)表面雕刻的图案。

The copper alloy strip of lead frame is the fundamental material for integrate circuit.

引线框架用铜带是集成电路的重要基础材料。

Main materials: copper, aluminum, iron, stainless steel, tin plate, zinc alloy, tin lead alloy etc.

主要材料有铜、铝、铁、不锈钢、马口铁、锌合金、铅锡合金等。

Tin welding parts and lead-tin alloy die casting, zinc, beryllium bronze, phosphorus copper alloy in electroplating copper with commonly used before also gets to improve adhesion.

锡焊件、铅锡合金、锌压铸件、铍青铜、磷铜等合金在电镀前也常用预镀铜来改善结合力。

The copper alloy formula includes elements of copper, zinc, aluminum and lead.

在铜合金原料配方中含有铜、锌、铝、铅元素。