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【简答题】
简述影响网络消费者行为的外部环境6个因素。
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【单选题】The pills might cure him, _____ he's taken them regularly. [ ]
A.
thanks to
B.
in case
C.
so that
D.
if only
【单选题】某单作用叶片泵转子外径 d = 80mm ,定子内径 D = 85mm ,叶片宽度 B = 28mm ,调节变量时定子和转子之间最小调整间隙为 δ = 0.5mm 。求: (1)该泵排量为 V 1 =15mL / r 时的偏心量 e 1 ; (2)该泵最大可能的排量 V max 。
A.
（1）10mm（2）299ml/r
B.
（1）0.1mm（2）22.4ml/r
C.
（1）1mm（2）29.9ml/r
D.
（1）1mm（2）22.4ml/r
【简答题】A 75-year-old man was admitted with suspected pneumothorax due to an auto accident. He was hyperventilating and cyanotic. The cardiothoracic surgeon decided to do a tracheotomy first. Once the patient...
【单选题】When drawing multilevel data flow chart of top-down,the balance between parent chart and son chart must be taken into account,and to pass judgment for the balance of the charts is regularly maintained...
A.
output data
B.
data dictionary
C.
processing number
D.
input data
【单选题】测定铁矿中铁的含量,4次结果的平均值为56.28%,标准偏差为0.10%。置信度为95%时总体平均值的置信区间(%)是(已知t0.05,3=3.18。)
A.
56.28±0.138
B.
56.28±0.14
C.
56.28±0.159
D.
56.28±0.16
【简答题】The only meals regularly taken together in Britain these days are at the weekend, among rich families struggling to retain something of the old symbol of togetherness.
【简答题】测定铁矿中铁的含量，4次结果的平均值为56.28%，标准偏差为0.10%。置信度为95%时总体平均值的置信区间(%)是(已知t 0.05,3 =3.18。)( ) (A) 56.28+0.138. (B) 56.28±0.14。 (C) 56.28±0.159。 (D) 56.28+0.16。
【单选题】Surveys reveal that most adults consider themselves "well informed about the affairs of the nation and the world." Yet a regularly taken Roper poll that asks, "From where do you obtain most of your in...
A.
Most adults obtain most of their information about world affairs from the newspaper.
B.
The author of this passage does not believe that television provides enough information to make people well informed.
C.
The number of people answering the questionnaire has increased.
D.
Sixty percent of the people questioned get all their news from television.
E.
Most adults are well informed about the affairs of the nation and the world.
【简答题】The pills might have cured him ______ he ’ d taken them regularly.
【简答题】请阅读该段落,然后在该段落中找到符合给定定义的术语。 A 75-year-old man was admitted with suspected pneumothorax due to an auto accident. He was hyperventilating and cyanotic. The patient was breathing regularly, he was taken t...
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