问题
多项选择题
对灌注桩进行钻芯取样,可以检测灌注桩的( )。
A.桩身混凝土强度
B.承载力
C.桩身混凝土的完整性
D.沉渣厚度
答案
参考答案:A,C,D
对灌注桩进行钻芯取样,可以检测灌注桩的( )。
A.桩身混凝土强度
B.承载力
C.桩身混凝土的完整性
D.沉渣厚度
参考答案:A,C,D
![]() How can Omar’s class help? Omar’s class at school learned about taking care of our planet. Children in his class worked hard at collecting newspapers, cans, and bottles. Their teacher took what they collected to a company where the things would be recycled(回收)and used again. Omar hoped that doing his would make progress toward cleaning up our Earth. Omar wished that they could do more. Then Omar’s teacher gave the class this form.
A. report to Mr. Smith B. go to the Pizza Palace C. join the Clean Earth Club D. buy an oak tree 2 “I made a difference” in the passage probably means “ ________”. A. I was different from others B. I became more interested than before C. I did something for a friend D. I made something better than it was 3. If you help in the cleanup, at the end of the day you will receive a ________. A. pair of gloves B. breakfast C. small shovel D. T-shirt 4. What is the main idea of this passage? A. Schools organized a general cleaning. B. Children can help clean up our Earth. C. More bottles are thrown away than cans. D. Recycling costs a lot of money. |