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發布時間: 2018-12-6 20:04
正文摘要:頭子就如圖一,直徑100mm,合攏交叉15mm,原理如PVC夾管鉗。握竿長30cm左右。具體長度怎么受力弄多長。握竿和頭子能成130度折型最好。操作握竿能省力5次左右讓頭子合攏交叉15mm最好。帶價 ... |
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