【多选题】混凝土坝施工,若坝身在汛前不能浇筑到拦洪高程,为不停工,可采取的措施有 ()。
【多选题】混凝土坝施工,若坝身在汛前不能浇筑到拦洪高程,应采取的措施有()才能不停工。
【单选题】In the third paragraph, the word 'background' means ' ______'.
【单选题】变异和畸形描述正确的是
A.
人体器官的形态、构造、位置、大小等在统计学上出现概率最多的状态称正常
B.
与正常值比较接近,差异不显著,统计学上出现概率比正常少,无明显功能障碍者称变异
C.
超出一般变异的范围,统计学上出现概率极低,常出现明显的功能障碍称异常,又称畸形
【单选题】What is the idea that Professor Martin sticks to?
A.
Very bright children have rich experience in changing schools
B.
Changing schools regularly is not good for most children
C.
Changing schools regularly is good for most children
D.
Not changing schools regularly is not good for most children
【多选题】混凝土坝施工,若坝身在汛前不能浇筑到拦洪高程,可采取的措施有()才能不停工
【多选题】混凝土坝施工,若坝身在汛前不能浇筑到拦洪高程,可采取的措施有( )才能不停工。