A:两国都位于太平洋板块与亚欧板块的交界地带
B:两国认为破坏导致岩石破裂
C:两国都临近太平洋
D:两国都是岛国
我国西北地区牧区的特点是( )
What our school ________ is that more than 60% of the students can enter the key universities every year.
用波长为660nm的红光做双缝干涉实验,相邻两亮条纹间距为4.8nm,