从业人员只要了解其作业场所和工作岗位上的安全生产规章制度和操作规程即可。
参考答案：错
铝电解的生产原理是什么？
.
---How could I thank you enough, Fred?
---Don’t mention it. Any other man _________ that.
A．could do
B．might do
C．would have done
D．should have done
