A.冶炼缺陷
B.构件热加工引起的残余应力
C.孔径误差
D.表面清洗防锈不合格
E.螺栓连接缺陷
第1题
下列关于原位单剪法测定砌体抗剪强度的说法中错误的是()。
A、该方法用于推定砖砌体沿通缝的抗剪强度
B、测试部位宜选在窗洞口或其它洞口下三皮砖范围内
C、现浇钢筋混凝土传力件的混凝土强度等级不低于C10
D、在预定剪切面(灰缝)处破坏,测试有效
第2题
—Hello! Can I get a seat on the 8 pm flight to Detroit? — _______.
A、Hello! International Airline
B、You'd better look up the schedule first
C、I'm sorry, but it's completely booked
D、I'm afraid you have to change
第3题
—What do you want to do? —________________.
A、No, I don’t want to do anything.
B、I want to watch TV for a change.
C、What do you want to do then?
D、How about having a picnic?
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