采集TSP的滤膜毛面向上。
参考答案:对
It is said that a new policy is being put()practice in your foreign trade.
A.on
B.into
C.under
D.with
九州:震旦
A.昆明:花城
B.鹰:鹫
C.海豚:海猪
D.苏打水:生理盐水