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【单选题】
从传质单元数的定义来看其与传质推动力、传质阻力的关系,如下说法正确的是( )A.
传质单元数与传质推动力有关，与传质阻力无关；
B.
传质单元数与传质阻力有关，与传质推动力无关；
C.
传质单元数既与传质推动力有关，也与传质阻力有关；
D.
传质单元数即与传质推动力无关，也与传质阻力无关。
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举一反三
【单选题】When I was in hospital, my mother promised me that she would take me to Qingdao ________ I was well enough to travels, which ________ my recovery. [ ]
A.
direct; contributed to
B.
directly; contributed to
C.
directly; refered to
D.
direct; refered to
【单选题】I will appreciate it you can change your plan a little bit to make it more workable.
A.
so
B.
if
C.
since
D.
although
【单选题】She promised to take my job immediately. That really took a big load my shoulders.
A.
away, down
B.
up, from
C.
over, off
D.
on, away
【简答题】使用游标的一般步骤应为:_______、_______、从游标的结果集中读取数据、对游标中的数据逐行操作、关闭游标和释放游标。
【简答题】Sometimes, happiness is _________ _ ___(associate) with money.
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