短語詞組短語mechanical operating elements 機(jī)械操作件mechanical elements design 機(jī)械零件設(shè)計mechanical parts and elements 機(jī)械零部件Mechanical Principle and Mechanical Elements 機(jī)械原理與機(jī)械零件;機(jī)器道理與機(jī)器零件Elements of Mechanical Design 機(jī)械設(shè)計基礎(chǔ);機(jī)械設(shè)計的要素Machine Elements in Mechanical Design 機(jī)械設(shè)計中的機(jī)械零件Elements of Mechanical Control Theory 機(jī)械控制工程理論基礎(chǔ) 返回 mechanical element