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问题 单项选择题

下列施工质量控制中，从施工方法与关键操作的角度进行重点控制的对象是( )

A．液压滑模施工时支撑杆稳定
B．混凝土的外加剂掺量
C．抹灰与刷浆的间歇时间
D．砌体的砂浆饱满度

答案

参考答案：A

解析： 选项B、D为施工技术参数方面的控制对象，选项C属于技术间歇方面的控制对象。

补全对话，情景问答

情景交际。补全对话，每空一词。

A: May I speak to Mary?

B: This is Mary 1______.

A: Hi, Mary. I haven't seen you for a long time. What has 2______ to you?

B: I have been in 3______.

A: Oh, sorry to hear that. But for 4______?

B: I had a car 5______ three weeks ago.

A: Really? So you were 6______.

B: Yes. But 7______, only my left arm was broken. And I can move it now.

A: Good. How did it 8______?

B: I was driving fast to work on that rainy morning. I can't stop my car and it 9______ another car.

A: You were driving too fast.

B: Yes. 10______ of the accident, I have to stay in hospital.

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单项选择题

影响锅水碱度发生变化的因素不包括（）。

A.未按规定的数量加药

B.配置的软水剂正确

C.排污量不准确

D.取样方法或化验数据有误
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