paper insulated wire 中文意思是什麼
paper insulated wire
解釋
絕絕緣導線-
Cast metal joint boxes for power cables up to 10 kv ; correlation of joint boxes with paper - insulated cables ; correlation of bare stranded copper bonding wire
最高可達10 kv電力電纜用金屬鑄造連接盒.第3部分
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