tower excavator 中文意思是什麼
tower excavator
解釋
搭式挖掘機-
Dragline tower excavator
塔式朔挖掘機 -
Builder certificate in plumbing pipefitting ; crawler crane operation course ; hydraulic excavator operation course ; mobile crane operation course ; tower crane sadle jib operation course
建築技工證書衛生與水管安裝課程;履帶起重機操作課程;挖土機基本操作課程;卡車起重機操作課程吊秤車;平臂塔吊操作課程
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