As the old Chinese saying goes, only thr_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题选择题

As the old Chinese saying goes, only through reading thousands of books one can write ___.

A．fluently

B．correctly

C．energetically

D．professionally

答案

答案：A

单项选择题

项目资本金净利润率(ROE)是指项目达到设计能力后正常年份的年( )与项目资本金的比率。

A．息税前利润

B．利润总额

C．利润总额+折旧

D．净利润

单项选择题

电脱盐的注水量一般维持在（）之间。

A.1%-2%

B.2%-3%

C.3%-4%

D.4%-6%