Impurity doped during epitaxy will diffuse in the epitaxial layer and even into the substrate.在半导体器件制造的外延工艺中,外延生长时通常要掺入杂质.A high Er ~ ( 3 + ) - doped narrow linewidth fiber laser based on fiber Bragg grating ( FBG ) Fabr...
The MP described the killings as a blasphemy before God.这位下院议员称这些谋杀是在上帝面前的公然亵渎。The killings in Vilnius have precipitated the worst crisis yet...维尔纽斯的几起谋杀事件导致了迄今为止最严重的危机。Allegations had appeared in the press implicating t...
他管总务.He is in charge of the general affairs.我会通知总务部,尽快安排好.I'll call the General Affairs Department and make arrangements right away.我们再到总务办公室看看吧.Let's move on to the General Office....