transmission type secondary emitter的意思|示意

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传输型二次发射极

Secondary Particulate Emissions 二次颗粒物排放
secondary-emission tube 二次发射管
secondary-emission ratio 二次发射比
SEP secondary emission photocell SEP二次发射光电管
multiplier secondary-emission 乘数二次发射
secondary electron emitter 次级电子发射器
schools of secondary employ we are pirates, these data are stolen from youdao technique 中学雇佣我们是盗版者，这些数据是从有道技术偷来的
Employ we are pirates, these data are stolen from youdao of the secondary school 如果我们是盗版者，这些数据是从中学有道被盗的
secondary energy resources 二次能源
secondary energy storage 二次储能