问题
单项选择题
下列不属于防爆泄压设备的是()。
A.安全阀
B.防爆门
C.放空管
D.压力表
答案
参考答案:D
下列不属于防爆泄压设备的是()。
A.安全阀
B.防爆门
C.放空管
D.压力表
参考答案:D
帮助问句选择合适的答语。 |
( ) 1. How old are you? ( ) 2. When is your birthday? ( ) 3. What are you wearing? ( ) 4. How tall are you? ( ) 5. Where do you live? ( ) 6. What's your address? | A. My address is 42 Park Street. B. I live in a house. C. I'm 1.2 metres tall. D. I'm wearing jeans. E. My birthday is May fifth. F. I'm ten years old. |