Roj - ntawv insulated fais fab cable

Roj -}}} issulated fais fab cable roj -}} ntawv insulated fais fab cable. Nws daim ntawv thov keeb kwm yog qhov ntev tshaj plaws. Nws muaj kev nyab xeeb thiab txhim khu kev qha, muaj lub neej kev pabcuam ntev thiab pheej yig. Lub ntsiab tseem ceeb yog tias cable yog txwv los ntawm lub taub hau. Since the development of non-drip immersion paper insulation, to solve the problem of head limit, so that oil-immersed paper insulation cable can continue to be widely used.