问题
单项选择题
气体灭火系统设计中，有爆炸危险的气体、液体类火灾的防护区，应采用（）浓度。
A.惰化设计
B.灭火设计
C.最小灭火设计
D.最大惰化设计
答案
参考答案：A
解析：本题考查的是其他气体灭火系统一般规定。有爆炸危险的气体、液体类火灾的防护区，应采用惰化设计浓度；无爆炸危险的气体、液体类火灾和固体类火灾的防护区，应采用灭火设计浓度。
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气体灭火系统设计中，有爆炸危险的气体、液体类火灾的防护区，应采用（）浓度。
A.惰化设计
B.灭火设计
C.最小灭火设计
D.最大惰化设计
参考答案：A
解析：本题考查的是其他气体灭火系统一般规定。有爆炸危险的气体、液体类火灾的防护区，应采用惰化设计浓度；无爆炸危险的气体、液体类火灾和固体类火灾的防护区，应采用灭火设计浓度。
| Cloze test. | ||||
| When I was young, my father used to grow carnations. He took care of them with so much love and 1 . Every day, he came home from work he went 2 to see them. He enjoyed watching them every day. He used to tell us, "No one should touch my flowers." One day my elder sister, who 3 my dad very much, had wanted to help him and she 4 the carnations from their stems one by one and arranged them on the floor. She believed that he would be very 5 to see them that way. When mom and I realized what my sister had done, we became completely speechless. However, my sister had no idea why no one showed her any 6 . When my dad arrived home and saw his flowers 7 on the floor like dead animals, he was 8 at first. He looked towards the street, to see if it was any of the 9 children who could have done it. Then he entered the living room and looked at morn in silence. Finally mom, who always taught us to 10 no matter what, looked at dad and said, "We have no bad neighbors in our area". Then with a nice tone she continued, "No outsider did this great job, only your lovely daughter Clemence." My dad's face 11 into a smile and then he said, "Do I have a better helper than my lovely daughter?" My elder sister smiled and 12 dad tightly. | ||||
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