地质构造是()的产物。
参考答案:地壳运动
简述室内抗压回弹模量试验(顶面法)中对试件逐级加荷卸荷试验步骤。
What is true about the kid a. The kid looks absent-minded. b. The kid looks abnormal. c. The kid is not happy. d. The kid is angry.