Conductive core line outside a thermally insulated with polyester film around the package, with the outer layer made of rubber insulation and jacket as a protective layer.
导电线芯外面采用耐热聚酯薄膜绝缘带绕包，最外层用橡皮制成的绝缘兼护套做为保护层。
Conductive core line outside a thermally insulated with polyester film around the package, with the outer layer made of rubber insulation and jacket as a protective layer.
导电线芯外面采用耐热聚酯薄膜绝缘带绕包，最外层用橡皮制成的绝缘兼护套做为保护层。
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