geiger muller counter tube盖革
geiger klemperer counter盖革;克勒姆佩雷尔计数管
Geiger r counter tube盖革计数管
Geiger r counter盖革氏计数器
geiger muller counter盖革;盖革弥勒计数管
Geiger-counter盖格尔计数器
gm counter geiger müller counter盖革;盖
Geiger-mueller counter盖革一弥计时器;盖格
halogen Geiger counter卤素盖革计数管
N-COUNT(可数名词) A Geiger counter is a device which finds and measures radioactivity. 盖革计数器