板极检波真空管电压表
plate-detection type vacuum tube voltmeter
玻璃真空管集热器
glass evacuated tube solar collector
超短波真空管电压表
ultra-short wave vacuum tube voltmeter
独立式架空管道支架
free-standing overhead-pipe support
对数刻度真空管伏特计
logarithmic vacuum-tube voltmeter
防空管制中心
air defense control center {= ADCC
航空管制雷达
air traffic control radar
进气管空气温度传感器
intake manifold air temperature sensor
晶体真空管伏特计
crystal vacuum tube voltmeter
军工航空管超声波探伤
ultrasonic detecting for military aerospace tube
军工航空管探伤
Military aviation pipe inspection