复合材料机械加工
Composite machining techniques
光学材料机械加工
optical materials machining services
表面机械加工法
surface mechanical process
材料机械性能
life test
material mechanical performance
超高速机械加工
ultrahigh speed machining
冲击硅微机械加速度传感器
silicon micromachined shock accelerometer
弹性碰撞机械加工
elastic emission machining
电化学机械加工
Electrochemical mechanical machining
电机机械式扫描
electromechanical scannig
scanning
electromechanical
电容式微机械加速度计
micro-mechanical capacitive accelerometer