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【单选题】
水泥,熟石灰等粉尘不宜采用湿式除尘器,主要是因为A.
水泥和熟石灰属于憎水性粉尘
B.
润湿性较差
C.
吸水后垢
D.
没有润湿
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举一反三
【多选题】两端铰支压杆的临界力公式可统一写成，关于长度系数μ，下列说法正确的是()。
A.
-端固定，另一端铰支：μ=1
B.
-端固定，另一端自由：μ=2
C.
两端固定：μ=0．5
D.
两端铰支：μ=0．7
E.
-端固定，另一端自由：μ=0．7
【简答题】凡北京市单位和个人需从外省、自治区、直辖市调入农业植物种子、苗木及其繁殖材料的，必须事先向市植物保护站及其授权的县（区）植物保护站提出检疫申请，由市植物保护站向调入单位或个人提出（）（）。
【简答题】奥苏贝尔将学习分为___和____,___和____。
【单选题】如图所示1/4圆截面,C点为形心,则有 。
A.
y 1 、 z 1 是主轴，而 y 、 z 不是
B.
y 、 z 是主轴，而 y 1 、 z 1 不是
C.
两对轴都是主轴
D.
两对轴都不是主轴
【判断题】我外贸公司出口电扇1000台,国外来证规定不允许分批装运。装船时发现40台包装破裂,有的电扇质量受损,认为根据《UCP600》规定,数量上也许可以5%浮动,为保证质量,结果实装960台。此例的结果是:我方会被银行拒付,因为提单与信用证货品数量不符,因为此例不适用溢短装条款。
A.
正确
B.
错误
【单选题】Which of the following statements about Zhuangzi’s ideas on freedom is correct?
A.
Zhuangzi’s thought has influenced many famous scholars such as Ruan Ji, Tao Yuanming, Dai Jinsheng
B.
Ruan Ji refused to be an official by quoting Zhuangzi’ story of the chick living in the wild
C.
Both the In the Wild or in a Cage story and The Hat Seller from Song story show that he loves freedom
D.
To eat like a king is good, even if the price you have to pay is your freedom, it’s worthwhile
【单选题】Many AIDS experts are not completely satisfied with results of the study because
A.
only a limited number of chimpanzees are used for sampling the virus.
B.
it is now extremely difficult to find chimpanzees that carry the virus.
C.
the samples collected are from two different subspecies of chimpanzees.
D.
it does not provide reliable evidence of the link between SIV and HIV-
【单选题】From what we have learned about Zhuangzi, which of the following statement is wrong?
A.
Zhuangzi was an official in a small town and didn’t have a high official rank
B.
To explain his thought more clearly, Zhuangzi used many fascinating stories in his book
C.
The book Zhuangzi is addressed to the sage-ruler and primarily concerns public life
D.
Zhuangzi’s thoughts exerted great influence on the development of Buddhism and Chinese philosophy
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