砌体水平灰缝的砂浆饱满度不得小于()。
A.90%
B.80%
C.70%
D.60%
参考答案:B
解析:砖砌体分项工程的主要主控项目中要求砌体水平灰缝的砂浆饱满度不得小于80%。
补全对话。
A: Excuse me. __1__ I ask you some questions?
B: Sure. I'm glad to talk __2__ you.
A: When __3__ you born?
B: In May, 1960.
A: What is your favorite sport?
B: It is __4__ a bike.
A: When did you get up yesterday?
B: I __5__ up at 5:30 in the morning.
A: What did you do after that?
B: I __6__ my face and brushed my teeth quickly, __7__ a simple (简单的) meal and hurried to the
film factory.
A: __8__ you busy yesterday?
B: Yes, I must act two roles at the __9__ time and it made me tired.
A: Did you __10__ a good time?
B: Certainly. I enjoyed myself very much.
超声诊断睾丸扭转的主要依据是()
A.睾丸缩小
B.睾丸肿大
C.睾丸内血流丰富
D.睾丸内无血流信号
E.睾丸周围积液