片语
direct-reading spectrograph直读光谱分析仪
direct-reading measurement直读监测
direct-reading indicator直接读数指示器
direct t reading直接读数
direct-reading spectrometer翻译
direct-reading scale直读式刻度
Tacheometer direct-reading即读视距仪
direct-reading thermometer直读式温度计
direct-reading spectrum直读光谱