mechanical device

短语词组

短语

• mechanical screening device 机械过滤装置
• mechanical blocking device 机械阻止装置
• mechanical stamping device 机动打印装置
• mechanical driving device 机械制动装置
• mechanical drive device 机械驱动装置
• mechanical l device 机械装置
• mechanical timing device 机械计时器
• mechanical switching device 机械开关电器;机械开关
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