计数器气体放大
counter gas amplification
含氢气体正比计数器
Hydrogeneous gas proportiona counter
气体放电计数器
accommodation flexibility of currency
gas-discharge counter
Counter
gas-discharge
气体闪烁计数器
gaseous scintillation counter
Counter
gaseous scintillation
气体游离计数器
gaseous ionization counter
Counter
gaseous ionization
气体正比闪烁计数器
gas proportional scintillation counter