地壳运动
参考答案:
也称构造运动,地球内部热能、重力能和地球旋转能等所引起地壳的机械运动。
There are many shows during the Shanghai Expo.Is the UK Pavilion________you want to watch a play? [ ]
A. that
B. where
C. which
D. as
仪表盘的底座在没有给出材料尺寸时,一般选用什么材料制作?