wire-insulating compound
... wire 金属线；电线；钢丝；焊丝；线路；金属线制品；电信；用金属丝缚住；布线；打电报 wire-insulating compound 电线绝缘料 wire-line bit 钢丝绳起下的钻头 ...
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本计是针对量测电线之绝缘体厚度而设计，采取桌上型式，量表栓于基座上，不需手提，针式量夹对于畸形、管状之试料亦能精确测量。
This gauge is specially designed to measure cord insulator's thickness. It is a table type and its meter is pegged on base. Therefore, you don't need to pick it up by hands.
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