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【单选题】
主接线方案在进行比较时,一般只计算方案中( )。A.
不同部分的投资和年运行费用
B.
主体设备费用和年折旧维修费用
C.
主体设备费用和总收益费用
D.
不同部分的投资和总收益费用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Only then __________ how much damage had been caused. A．she realized B．she had realized C．had she realized D．did she realize
【单选题】Only then _____ how much damage had been caused.
A.
she realized
B.
She had realized
C.
had she realized
D.
did she realize
【单选题】It is never harmful _____ you to be polite and gentle to others and ______, as is often the case, you can get what you want. [ ]
A.
to; thus
B.
for; thus
C.
of; therefore
D.
with; however
【简答题】鱼的( )部位俗称“划水”,是鱼类运动和保持平衡的器官。
【单选题】Little ______ how happy I had been.
A.
she realized
B.
had she realized
C.
she had realized
D.
did she realize
【简答题】实验四 简单查询.txt
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