成型面的车削方法有:双手控制法、成型刀车削法、仿形法和()法。
A.偏移尾座
B.转动小滑板
C.宽刃刀车削
D.专用工具车削法
参考答案:D
选择下列适当短语完成下列句子(每小题1分,共5分)
baseded on, as if, be concerned about, graduating from, as a matter of fact
小题1:You shoud______________ your friend when she was upset.
小题2:The English spoken in England was________more _________German than the English we speak at present.
小题3:After ________________________college, we finally got the chance to take a bike trip.
小题4:It seemed _____________________ the world was at an end.
小题5:___________________________,I do not like violence.
互联网药品信息服务的定义是( )
A.通过互联网向用户提供药品的服务活动B.通过互联网向上网用户提供药品的服务活动C.通过互联网向上网用户提供药品 (包括医疗器械)信息的服务活动D.通过互联网向上网用户发布药品广告、有偿提供药品信息等带来经济效益收益的服务E.通过互联网向上网用户无偿提供具有公开性、共享性药品信息的服务