"查查詞典"手機版
千萬人都在用的超大詞匯詞典翻譯APP
- Bucket elevators - specification for dimensions of deep elevator bucket with flat rear wall
斗式升降機.第3部分:平后壁深斗升降機尺寸規(guī)范 - Continuous mechanical handling equipment ; bucket elevators , deep buckets with flat rear wall
連續(xù)機械裝卸設備.斗式提升機.帶平面后壁的深斗