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...
As I recall, you're not on the board, Joe; you're only a minor shareholder...我记得你并没有进董事会，乔，你只是一个小股东而已。BHP's $ 130 a share cash offer does not currently require shareholder approval.必和必拓目前每股130美元的现金出价不需要股东的...
球形的和规则的球晶形成相对来说很稀少.Both spherical and regular crystalline forms are relatively rare.地球不是球形的并有一倾斜的转轴.The earth is nonspherical and has a tilted axis.地球是由于重力而成为球形的.The earth is round because of gravity....
There is a trend for knocking public-school headmasters and headmistresses off their perches.现在有一种推翻公立学校校长权威性的趋势。Can Dumbledore travel between his portraits like past Headmasters and Headmistresses?邓布利多能不能像以前的校长门一样在自己的画像...