【简答题】B)翻译(共5小题,计10分) 阅读下面的短文,将划线句子翻译成中文。 51.Today life is much better than before. Vision phone(可视电话) is used in some provinces. Maybe it will be used in every family. People can have an examination a...
【简答题】固定零部件的方法有两种:1)空间绝对位置固定、2)空间______位置固定。
【单选题】集成运算放大器内部各级放大电路之间一般使用( )耦合方式。
【多选题】固定零部件的方法有两种:1)空间______位置固定、2)空间______位置固定。
【单选题】The Case of the Disappearing Fingerprints One useful anti-cancer drug can effectively erase the whorls(萝状指纹)and other characteristic marks that give people their distinctive fingerprints.Losing them c...
【简答题】Mr. and Mrs. Green were very worried about their son, Leo. He seemed to be dumb (哑的) 51 he was normal in every other way. Mr. and Mrs. Green tried everything to get him to 52 , but with no success. Wh...
【简答题】沟通的要求有传递者 、 接收者、( )、渠道。