编图时对符号的争位矛盾大致采取的方式为（）。
A.移位
B.分割
C.聚合
D.合并
E.压盖
F.舍弃
参考答案：A, E, F
-- Tommy, your mum has been out without glasses!
-- Well, take it easy. she is back home for them.
A．It is long before that
B．It won't be long since
C．It won't be long before
D．It will be long before
如何进行移动煤流分层随机采样？
