问题
单项选择题
抽采管路系统投入运行前，应进行一次全面（）试验。
A.试水
B.气密性打压
C.试压风
D.漏气
答案
参考答案：B
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抽采管路系统投入运行前，应进行一次全面（）试验。
A.试水
B.气密性打压
C.试压风
D.漏气
参考答案：B
| 短文填空。 | |
poor. But even if a person has already got __1__ of money, it doesn't mean he has got __2__ . If money were everything, all millionaires (百万富翁) would have real love, true __3__ , good health and a long life. However, this is not always __4__ . No other three words are more pleasant (令人愉快的) than "I love you". But can love be bought? I'm afraid not. Love means to give, not to __5__ . To each person, health and a long life are probably the __6__ things. Well, can health and a long life be bought __7__ money? Of course not. True friendship can't be bought, __8__ . As we see around, if money is cared for too much, it can __9__ brothers to quarrel, lovers to hate and marriage to end. Even __10__ you have much money, it is still not enough to make you a happy person if you have no one to laugh with, no one to cry for. |