A:测量数据的估计值是8.52cm
B:测量数据的估计值是0.52cm
C:测量数据的估计值是0.02cm
D:测量数据的估计值是0.5cm
Look, you can see many _________ in the pool. And here is some ________for you to keep them.
下列大洲中,地势最低平的是( )
下列表述与下图所反应事件没有直接关系的是( )