Hence a good absorber is a good emitter, and a poor absorber is a poor emitter.所以良吸收体就是良发射体, 劣吸收体就是劣发射体.We have been considering the transistor with a current fed into the emitter.我们所研究的晶体管都是把电流馈入发射极.The base region is a...
These things belong in a different classification.这些东西属于不同的类别.The physical world was and still is indifferent to the mathematicians'classification.物理界过去和现在都是从不关心数学家们的分类的.This classification is the analogy of our pre...
Her version contradicted the Govern-ment's claim that they were shot after being challenged...政府声称他们是在受到盘问后被开枪射杀的，而她的说法却与此相矛盾。Will the President be able to hold to this commit-ment?总统能恪守此承诺吗？Invest-ment is becoming ...