A、量子计算机的组件
B、未来的信息处理器
C、磁悬浮列车
D、大功率输电线路
产品检验费应当向质量技术监督局交纳。()
A.科技发展
B.鼓励创新
C.科研诚信
D.遵守道德底线
WhichofthefollowingstatementsisNOTafactaboutAlvin?
A.Itcancarryexplorersasdeepas6,500meters.
B.Ithasplayedakeyroleinvariousimportantunderseaexpeditions
C.Itwaslaunchedinthesixtiesofthetwentiethcentury.
D.Ithasbeenusedformorethan40years.
请帮忙给出正确答案和分析,谢谢!