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【简答题】
在水管的某一点,水的流速为2 m·s-1,气压的压强为104Pa,设水管的另一点的高度比第一点降低了1 m,如果在第二点处水管的横截面积是第一点的1/2,求第二点处的压强。
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A.
人格特征
B.
活动特点
C.
智力和思维水平
D.
社会化水平
【单选题】埃里克森关于儿童心理年龄阶段划分的标准是( )
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个性特征
B.
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种系发展
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A.
2~3小时
B.
恒重
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半小时
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5小时
【判断题】()检测小功率晶体管时,不允许使用万用表的R x 100以下低阻欧姆挡。
A.
正确
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错误
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肺热燥咳
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【单选题】Hegel would view the death sentence for murder as ______.
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inadequate justice
B.
an admission of not being able to cure a disease
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the best way for society to get revenge
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an inalienable birthright of the murderer
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【单选题】二级标准草酸钠用前应()。
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贮存在试剂瓶中
C.
贮存在通风橱
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贮存在药品柜中
【单选题】When applying for foreign university admission, we should:
A.
Contact the university to obtain an applicationform and prospectus, or download the application form from the internet;
B.
Read the prospectus carefully to get guidance on how to complete the form;
C.
Fill in the application form and post it to the university’s admission office; (You may have to submit as well as a Personal Statement, or a synopsis of proposed research project, if the university requires this.)
D.
(If accepted) Receive from the university the letter of acceptance (or Admission Notice), with which you may apply for your passport and visa.
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