第15题: [多项选择]结构试验中裂缝的观测应符合下列规定()。 A. 观察裂缝出现可采用精度为0.05MM的裂缝观测仪等仪器进行观测 B. 对正截面裂缝,应量测受拉主筋处的最大裂缝宽度 C. 确定构件受拉主筋处的裂缝宽度时,应在构件侧面量测 D. 确定构件受拉主筋处的裂缝宽度时,应在构件底面量测 参考答案:A,B,C
W: Shall we go to a play or to a movie
M: It’s all the same to me.
What does this man mean( ). A. It makes no difference to him which they go to. B. He does not want to go to either one. C. The play and the movie are about the same subject. 参考答案:A