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【单选题】
下列哪些参数不是经济订货批量模型已知的A.
需求率
B.
单位货物的存储费用
C.
订货周期
D.
每次的订货费用
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举一反三
【单选题】Yesterday my doctor gave me some tablets. There were five in the box. He told me to take one every half hour. How long did they last?
A.
They lasted one and a half hours.
B.
They lasted 3 hours
C.
They lasted 2 hours.
D.
They lasted 4 hours.
【单选题】在房屋建筑中的屋架,他的端部支承在柱子上,并将预埋在屋架和柱子上的两块钢板焊接起来,这样就可以阻止屋架的移动,但因焊缝的长度有限,对屋架的转动限制作用很小,因此,工程中常把这种装置视为( )。
A.
活动铰支座
B.
中间铰链
C.
滚动铰支座
D.
固定铰支座
【单选题】— How many people came to the cel eb ra ti o n of the tenth anni versary of the company? 一 I can’t say it exactly. Maybe there were ten _____ people.
A.
dozens of
B.
dozen
C.
dozens
D.
dozen of
【简答题】Once upon a time there were two brothers who lived near each other. One day, they had a 16 because of some small things. And neither was willing to 17 each other. One morning, there was a knock at doo...
【单选题】There were many talented actors out there just waiting _______. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
to discover
B.
discovered
C.
being discovered
D.
to be discovered
【单选题】There were two boys in the lab, did the experiment successfully.
A.
the clever of whom
B.
the cleverer or whom
C.
the clever of them
D.
the more clever of them
【简答题】There were several o____(物品) on the floor of the room.
【简答题】根据首字母提示补全单词。 1. The doctor told her to exercise more to keep f______. 2. There were a lot of f______ visitors coming to Beijing in August 2008. 3. We made a r______ to study hard last term. 4. There...
【简答题】Text 2 At the start of the year, The Independent on Sunday argued that there were three over-whelming reasons why Iraq should not be invaded: there was no proof that Saddam posed an imminent threat Ir...
【简答题】缺词填空。 I have lived in the countryside since I was a child. There were many k 1 of birds there when I was young. Every morning, lots of sparrows liked singing and j 2 in the trees outside my window...
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