应急定位发射机
emergency location transmitter
直线感应发射器
linear induction launcher
紧急定位发报机
emergency locator transmitter
地面发射定位与识别系统
ground-emitter location and identification system (GELIS
声发射定位
AE location
acoustic emission location
acoustic emission locating
声发射定位技术
acoustic emission location
转向离合器定位器螺母
directional clutch retainer nut