叶顶泄漏流/主流交界面
Interface between tip leakage flow and main flow
飞机主机械操纵系统
main mechanical manipulating system of aeroplane
集装箱装卸机主机架
container handler main frame
交流主轴驱动晶体管脉宽调制变频器
transistor PWM converter for AC main spindle drive
交流主轴伺服驱动系统
AC spindle servo drive system
主机到终端机协议
host to front-end protocol