编写检定规程有（）基本要求。
A、满足法制管理要求
B、优先采用国际通用的方法
C、科学合理、经济、可行
D、技术细节完备
参考答案：A, B, C, D
In my view, biology is ______ chemistry, but a little easier than mathematics.
A．a subject so difficult as
B．as difficult a subject as
C．as a difficult subject as
D．difficult as a subject as
火区启封完毕后的3d内，矿山救护队应做好哪些工作？
