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【单选题】
齿轮传动在以下几种工 的齿宽系数 prefix="v" ns="urn:schemas-microsoft-com:vml" prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> ?xml:namespace> 可取大些。A.
悬臂布置
B.
不对称布置 对称布置
C.
对称布置
D.
同轴式减速器布置
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举一反三
【单选题】关于电子商务，以下哪一项是正确的()。
A.
电子商务交易环节多、渠道长
B.
电子商务受到交易时间、场所限制
C.
电子商务是全球化的，不受时空限制
D.
电子商务是实体交易，成本较高
【单选题】—Where would you like to have your dinner, in a French restaurant or in a Chinese one? —It makes to me as long as we can chat while having dinner.
A.
no difference
B.
no sense
C.
much difference
D.
much sense
【单选题】The place which _____ the beautiful scenery with the comfortable hot spring baths makes stay there most enjoyable.
A.
compares
B.
combines
C.
competes
D.
connects
【单选题】What makes a leader? That's the question star headhunter Thomas J. Neff and James M.Citrin try to answer in their recent book, 'Lessons from the Top: The Search for America's Best Business Leaders'. T...
A.
psychologist
B.
expert on human resource management
C.
successful business leader
D.
person paid to recruit staff at a senior level
【简答题】Java三个基本版本分别是:_________,_________,_________。
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