已知曝气池废水入流量为80m3/h,回流污泥量为40m3/h,则污泥回流比为()。
A.100%
B.50%
C.33.4%
D.20%
参考答案:B
He has ______ a very odd set of people. I hope they won't have a bad influence on him.
A.got mixed up with
B.got involved in
C.lined up with
D.come up with
个人客户经理应当勤勉尽职,()
A、应如实向上级汇报工作,不得弄虚作假
B、未经授权,不得以单位名义接受新闻媒体采访和发布银行经营管理信息
C、不得利用职务便利为本人或关联方的投资、经营、交易等活动提供方便,谋取不当利益
D、不得相互扯皮、推卸岗位责任;不得敷衍塞责、应付了事;不得玩忽职守,贻误工作