【单选题】下列关于大体积砼施工措施错误的是()?
A.
选用低水化热的水泥,如矿渣水泥、火山灰或粉煤灰水泥;
B.
掺缓凝剂或缓凝型减水剂,也可掺入适量粉煤灰等外掺料
C.
采用中粗砂和大粒径、级配良好的石子,尽量减少砼的用水量
D.
降低砼入模温度,减少浇筑层厚度,降低砼浇筑速度,必要时在砼内部埋设冷却水管,用循环水来降低砼温度
E.
加强砼的保湿、保温,采取在砼表面覆盖保温材料或蓄水养护,减少砼表面的热扩散
【判断题】凡是醉驾构成危险驾驶罪的,都不能免于刑事处罚。()
【简答题】四、写作(一篇作文,共20分) 31 题:根据要求写作文。 Nick has been ill for two days. His mother, Nancy Hill, is writing an absence excuse letter to his teacher, Ms. Shirley Hudson. Help Nancy to write the letter. You may us...
【单选题】以下程序输出结果是 #include <stdio.h> main ( ) { int i=0,a=0; while ( i<2 0 ) { for(;;) { if ((i%10) ==0) break; else i--; } i+=11; a+=i; } print f ( '%d/n' , a); }
【简答题】交际用语: 31. A :
__ 1____ B:
I am going to the book store.A. A. What are you doing ? B. Are you going downtown. C. Where are you going? D. When are you going?
【单选题】病人,女,22岁。胃脘冷痛,得温痛减,口淡不渴,泛吐清水,舌淡苔白,脉沉,证属