mechanical den机械室
mechanicaladj.机械的;力学的;呆板的
mechanical Q-switch机械Q开关
mechanical management机务管理
mechanical excavation机械开挖
mechanical kinematics机械运动学
mechanical date watch机械日历表
mechanical inspection机械性能试验
mechanically cleaning机械清洗
mechanical activating机械活化
mechanical reproducer唱机,机械重放机
mechanical denudation机械剥蚀