排风扇
电气符号中英对照
exhaust fan排风扇 抽风机shutter卷帘门电气中reactor什么意思hoist起重机 升降机sanitary water pump污水泵air conditioner空调photo switch光敏开关emergency exit light安全出口指示灯metal halide金卤灯incandescent节能灯fluorescent荧光灯ceiling mount lamp吊顶...
exhaust fan排风扇 抽风机shutter卷帘门电气中reactor什么意思hoist起重机 升降机sanitary water pump污水泵air conditioner空调photo switch光敏开关emergency exit light安全出口指示灯metal halide金卤灯incandescent节能灯fluorescent荧光灯ceiling mount lamp吊顶...