jackdrill翻譯，jackdrill的意思，jackdrill同義詞，jackdrill的反義詞，jackdrill短語詞匯

詞語：jackdrill

jackdrill的解釋

jackdrilln. 鑿巖機

jackdrill的意思

jackdrill 鑿巖機;

jackdrill的參考例句

1.YNF30 Jackdrill with caunter-cylinder is developed with the aim at resolving the problem existing in the deep-hole drilling by single-cylinder hand diesel jackdrill. 針對當前單缸手持式內燃鑿巖機深孔鑿巖存在的問題，研製了YNF30型帶副缸式內燃鑿巖機。