... primary electron 初级电子 primary emission 一次发射 primary emission neutron activation detector 初次发射中子活化探测器 ...
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primary emission neutron activation detector 初次发射中子活化探测器
primary-electron emission 一次电子发射
emission primary 初级发射
primary grid emission 原栅极发射
primary-ehctron emission 一次电子发射
Exhaust emission of vehicle engines is one of the primary air pollution sources.
车用内燃机的废气排放是大气污染的主要污染源之一。
Conduction emission is an electromagnetic emission transmitted on power or signal lines and a primary form of electromagnetic interference at low frequencies.
传导发射是沿电源线或信号线传输的电磁发射，在低频范围内，传导发射是电磁干扰的主要形式。
This paper described the function of neutron source assembly, the principle of neutron emission, and also described the structure and characteristics for primary and secondary neutron source assembly.
介绍了反应堆堆芯中子源的功能，发射中子的原理以及秦山二期工程一次和二次中子源组件的结构和特点。
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