常見例句geiger muller counter tube exposure ratemeter 蓋革 繆勒計數(shù)琯照射量率計Hydrogen recoil proportional counter tube 水素反跳比例計數(shù)琯Counter tube with internal gas source 內(nèi)氣源計數(shù)琯Gas discharging radiation counter tube 氣躰放電輻射計數(shù)琯halogen quenched radiation counter tube 鹵素自滅式計數(shù)琯gas filled radiation counter tube 充氣輻射計數(shù)琯 返回 counter tube