煤泥浮选
参考答案:在含煤的矿浆中,以煤和矸石的颗粒表面润湿性的差异进行的分选过程。
. _____ to Beijing, I would visit the Forbidden City where the emperors once lived.
A.If should I get
B.If I would get
C.Should I get
D.If I get
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