grapnel
常見例句
- The invention relates to an apparatus used for maintaining a transmission facility, in particular to a jack ladder grapnel suitable for double-cracking type and four-cracking type divided conductors.
本發(fā)明涉及一種輸電線維護用器具，尤其是一種適用于雙分裂、四分裂 式分裂導(dǎo)線軟梯頭抓鉤。
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