“bucket trench digger”的概念、定义、翻译、参考文献-科学参考

单词	bucket trench digger
释义	bucket trench digger 斗式挖沟机
随便看	series-spot welding series spot welding series stabilization series stage series storage battery series submerged arc welding (SAW-S) series system series-to-parallel converter series transductor series transformer series transistor regulator series triggering series trip coil series tripping series tuned circuit series tuning series turns series type adder series-type limiter series-type phase advancer series ventilation series voltage series voltage regulator series welding series winding

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