A:2468
B:3501
C:4032
D:5739
— Where's Mr. Yu, do you know?
— Well, it's hard to say. But I saw him a football game just now.
图为静电除尘机理的示意图,尘埃在电场中通过某种机制带电,在电场力的作用下向集尘极迁移并沉积,以达到除尘目的,下列表述正确的是( )
____,帘卷西风,人比黄花瘦。
加一加,组新字。
____+____=眠 ____+____=知 ____+____=晓 ____+____=爸