Semiconductors containing such impurities are called p - type semiconductors.含有这类杂质的半导体叫做P型半导体.It is not possible to name any particular conductivity at which metals end and semiconductors begin.不可能说出在哪个特定的导电系数处是金属和半导体的分...
Crystals may be insulators, semiconductors, or conductors.晶体可以是绝缘体, 半导体, 或导体.Semiconductors containing such impurities are called p - type semiconductors.含有这类杂质的半导体叫做P型半导体.It is not possible to name any particular conduc...
It was concluded that Tpo may be a possible autocrine factor of HEL cells.实验结论提示Tpo可能是HEL细胞的自分泌因子.He often hel me with maths when I have difficulty in it.当我学数学有困难时,他经常帮助我.Minute Beep is the tool that hel you to reduce ca...
Hun-garian businessmen have had a head start over most of their Eastern European neighbors.匈牙利商人已经领先于东欧邻国的大多数同行了。Prime Minister Hun Sen has sought to steer a course between the two groups.洪森首相设法游走于两个集团之间。The fifth centur...
He asked the witness to stand down.他要证人离席.The person concerned would be shown the evidence in private and invited to stand down.将会向有关人员私下出示该证据，并要求其暂时离开证人席。The present leaders have to decide whether to stand down and hand...