... Electro-slag refining (ESR)电渣精炼 Electro-type metal 电铸版合金 Electrocast refractory 电铸耐火材料 ...
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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。
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.
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