mechanical aid机械辅助器
mechanicaladj.机械的;力学的;呆板的
mechanical testing instrument力学测试仪器
mechanically-despun antenna机械反旋转天线
mechanical parameters of sand土性参数
mechanical propelled lifeboat机械推进救生艇
mechanical system reliability机械系统可靠性
mechanical power fluctuations机械功率波动
mechanical ventilation system机械通风系统
mechanical weeding technology机械除草技术