信号: signal; semaphore; gun装置: installation; device; appara ...的: 4次方是 The fourth power of 2 i ...光照: beam; illumination面: face照明装置的光照面: illuminating sruface of a lighting device反射镜的光照面: illuminating sruface of a lighting device; illuminating surface of a reflex reflextor有弹着信号装置的空靶: self-marking target指示器及信号装置的标志: motor vehiclessymbols for controls indicators and telltalesles指示器及信号装置的位置: passenger cars-location of hand controls indicators and tell-tales发信号装置: tripper信号装置: advertiser; advertizer; alarm; annunciator; indexing device; semaphore; signal apparatus; signal device; signal fixture; signal installation; signaldevice; signaling device; signaling installation; signaling set; signalling apparatus; signalling device; signallingdevice; telltale光照面: plane of illumination信号装置，信号器: advertiser信号装置；发信号: signalling（铁路上支持信号装置的）跨线桥: (signal) gantry有音响目视信号装置的座舱练习器: audio-visual cockpit carrel指示器及信号装置的图形符号: symbols for controls indicators and telltales for motorcycles报警信号装置: alarm equipment; alarm installation; alarm window; warning signal迟延信号装置: delayed alarm初始信号装置: initial signal unit传令信号装置: command signal plant灯光信号装置: light signalling device电子信号装置: electronic scanning device火警信号装置: fire alarm equipment
