风险评价方法中，SCL方法又称为（）。
A、安全检查表法
B、工作危害分析法
C、危险与可操作性分析法
参考答案：A
用所给词的适当形式填空。
1. He worked hard and has ________ (great) improved his English.
2. My mother always ________ (courage) me to study hard.
3. We all think Nie Haisheng and FeiYunlong are both ________ (hero).
4. Lei Feng's ________ (die) upset everybody.
5. Ba Jin was a great ________ (write).
运行中避雷器发生什么情况应将其退出运行？
