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【单选题】
化工过程两流体间宏观上发生热量传递的条件是存在( )。A.
保温
B.
不同传热方式
C.
温差
D.
传热方式相同
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举一反三
【单选题】In the complex and technological society the United States has become, each member must fulfill a number of personal and occupational roles and be in contact with many other members. [ ]
A.
that
B.
where
C.
when
D.
what
【简答题】My mother ( enjoy ) a better health since we came to live in this beautiful seaside city.
【单选题】It is high time someone ______ Nick that each member of a team has to do his share of work.
A.
could tell
B.
tell
C.
told
D.
would tell
【简答题】It is high time someone ________ Nick that each member of a team has to do his share of work. A) could tell B) tell C) told D) would tell
【多选题】要筛选出作品得分在80分到90分之间的记录(或通话时长在80秒到90秒之间的记录),则可以如何操作?
A.
用“按选定内容的方法”，在"作品得分"字段或"通话时长"字段先输入筛选目标为：〈＝80，然后在筛选出的结果中再次“按选定内容筛选“－－输入筛选目标为〈＝90
B.
用高级筛选，在"作品得分"字段或"通话时长"字段，直接输入表达式：between 800 and 90
C.
用高级筛选，在"作品得分"字段或"通话时长"字段，直接输入表达式：〉=80 and 〈＝90
D.
用高级筛选，在"作品得分"字段或"通话时长"字段，直接输入表达式：〉=80 or 〈＝90
【单选题】下面关于技术经济评价指标的说法不正确的是( )。
A.
考虑到资金时间价值，静态投资回收期一定比动态投资回收期短
B.
考虑资金时间价值，对于单方案评价时，用净现值法和内部收益率法评价的结论相同
C.
投资回收期的判别标准是投资期大回收于基准投资回收期，则项目可行
D.
内部收益率的判别标准是内部收益率大于基准收益率，则项目可行
【简答题】Each member state itself in this international organisation has less competitive edge.
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