关于采油生产，下列说法中不正确的是（）。 A.在冬季生产中，压力表不需要防冻 B.在
题型：多项选择题
问题：
关于采油生产，下列说法中不正确的是（）。
A.在冬季生产中，压力表不需要防冻
B.在易燃易爆区域安装的电器必须防爆
C.在有爆炸危险的厂房内，采用白炽灯
D.天然气装置的仪表间和其他工作间，要注意经常通风
题型：多项选择题
| 阅读理解。 | ||
◆ Do not bring into the area anything made of glass, because it may be easily broken when you fall. ◆ Do not bring any hard drinks into the area. ◆ Do not smoke in the area. ◆ Do not stay in the sunlight for too long. We hope that you will enjoy your visit here. | ||
| 1. The purpose of this notice is _____. | ||
| A. to ask people to visit the springs B. to make visitors know the area C. to tell visitors what not to do D. to tell the visitors to have a rest | ||
| 2. The notice is written for _____. | ||
| A. visitors B. children C. workers D. managers | ||
| 3. People are not allowed to _____. | ||
| A. bring angthing into the area B. have soft drinks in the area C. look after children in the area D. sit in the sun for long in the area | ||
| 4. _____ is NOT mentioned in the notice. | ||
| A. How long visitors can stay in the area B. What visitors cannot bring to the area C. Who looks after the visitors' things D. Whether smoking is allowed in the area | ||
| 5. The Chinese meaning for "slippery" is _____. | ||
| A. 平坦的 B. 湿滑的 C. 狭窄的 D. 冰凉的 |
