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【单选题】
脱水的几种方法中,间隙水的脱水是用( )。A.
机械脱水
B.
浓缩脱水
C.
压滤脱水
D.
常压过滤脱水
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【简答题】Sentences arrangement. 1. Please use this invitation letter to apply for your VISA to China. 2. It’s our great honor to invite you to visit our Company in August, 2007. 3. Our company, as one of you...
【单选题】Our business model is _____. It is not going to work as well as it used to.
A.
out of fashion
B.
out of date
C.
out of order
D.
out of place
【单选题】As our boss was away on a business trip, I was asked to ______ the weekly staff meeting.
A.
introduce
B.
preside
C.
dominate
D.
chair
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