... 纸绝缘铅护层电缆：paper-insulated lead sheathed cable 纸绝缘铅包电缆：lead-paper cable 纸绝缘铅包的：paper-insulated lead covered ...
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短语
纸绝缘铅包市话电缆
paper-insulated lead-enclosed incity telephone cable
纸绝缘铅包电力电缆
paper-insultaed leadcovered power cable
纸绝缘包铅电缆
paper insulated lead-covered cable