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【简答题】
某板框过滤机框空的长、宽、250mm×250mm×20mm,框数为8, 以此过滤机恒压过滤某悬浮液,测得过滤时间为8.75min与15min时的滤液量分别为0.15m 3 及0.20m 3 ,试计算过滤常数 K 。
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【单选题】While we don’t agree，we continue to be friends．
A.
whoever
B.
Where
C.
Although
D.
Whatever
【单选题】—Although we bought Granny a present, _____ she didn't like it. What shall we do ? — I think she will like it later.
A.
but
B.
and
C.
/
D.
so
【简答题】Although April did not bring us the rains we all hoped for, and although the Central Valley doesn’t generally experience the sound and lightning that can go with those rains, it’s still important for ...
【单选题】Although we haven't got accurate statistics, it is estimated that ______ 300 factories in this province closed down during the economic crisis. [ ]
A.
finally
B.
previously
C.
obviously
D.
approximately
【单选题】While we don’t agree，we continue to be friends.
A.
Because
B.
Where
C.
Although
D.
Whatever
【单选题】While we don't agree, we continue to be friends.
A.
Whoever
B.
Where
C.
Although
D.
Whatever
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