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【简答题】
多次测量结果表明,偶然误差的出现服从 规律,即 。通过增加 可减免偶然误差。
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【单选题】In a perfectly free and open market economy, the type of employer—government or private—should have little or no impact on the earnings differentials between women and men. However, if there is discri...
A.
discrimination from consumers and suppliers
B.
discrimination from financial institutions
C.
problems from financial institutions
D.
problems in obtaining government assistance
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【单选题】天宫一号与神舟九号载人交会对接的成功，离不开广大航天科技工作者进一步发扬“特别能吃苦、特别能战斗、特别能攻关、特别能奉献”的载人航天精神。这是中华民族精神在当今时代的丰富和发展……这告诉我们（） ①中华民族精神是推动中华民族走向繁荣、强大的精神动力 ②民族精神具有鲜明的时代性 ③中华民族精神是具体的，是中华民族赖以生存发展的根基 ④民族精神的核心是爱国主义
A.
①②
B.
①③
C.
③④
D.
②④
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【单选题】在图样上标注形位公差,当公差值前面加注Φ时,则被测要素的公差带形状应为
A.
两同心圆
B.
两同轴圆柱
C.
圆形、圆柱形或球形
D.
圆形或圆柱形
查看完整题目与答案
【简答题】患者男性,52岁,因反复咳嗽咳痰十余年,加重伴气促、双下肢浮肿10余天入院。入院诊断:慢性支气管炎、肺气肿,肺源性心脏病。入院时体温39.9度,脉搏110次/分,呼吸22次/分,血压110/70mmHg。患者十年前出现慢支,经治疗好转。患者神志清楚,语言表达流畅,半流质饮食,食欲下降,大小便正常。卧床,生活部分自理,步态不稳,呼吸困难、气促、咳嗽,鼻导管低流量给痒,口唇甲床发绀,双脚轻度浮肿,夜间...
查看完整题目与答案
【单选题】In a perfectly free and open market economy, the type of employer—government or private-should have little or no impact on the earnings differentials between women and men. However, if there is discri...
A.
discrimination from consumers
B.
discrimination from financial institutions
C.
problems in obtaining good employees
D.
problems in obtaining government assistance
查看完整题目与答案
【判断题】导游讲解的过程中,对于青年游客,可以语速稍快,对于老年游客,应放慢语速。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】To address the unemployment problem mentioned in this passage，the American government should_______．
A.
divert more labor force from manufacturing sectors to high—tech sectors
B.
roll out more programs to enhance the competitive edge of the jobless
C.
do nothing but wait for the return of business cycle
D.
provide more unemployment pension to the jobless
查看完整题目与答案
【单选题】In a perfectly free and open market economy, the type of employer—government or private—should have little or no impact on the earnings differentials between women and men. However, if there is discri...
A.
discrimination form. consumers and suppliers
B.
discrimination from financial institutions
C.
problems in obtaining good employees
D.
problems in obtaining government assistance
查看完整题目与答案
【判断题】次数不超过n的所有实系数多项式按通常多项式加法和数与多项式的乘法构成线性空间.
A.
正确
B.
错误
查看完整题目与答案
【判断题】导游讲解过程中,对于青年游客,可以语速稍快,对于老年游客,应放慢语速。()
A.
正确
B.
错误
查看完整题目与答案
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【单选题】In a perfectly free and open market economy, the type of employer—government or private—should have little or no impact on the earnings differentials between women and men. However, if there is discri...
A.
discrimination from consumers and suppliers
B.
discrimination from financial institutions
C.
problems from financial institutions
D.
problems in obtaining government assistance
查看完整题目与答案
【单选题】天宫一号与神舟九号载人交会对接的成功，离不开广大航天科技工作者进一步发扬“特别能吃苦、特别能战斗、特别能攻关、特别能奉献”的载人航天精神。这是中华民族精神在当今时代的丰富和发展……这告诉我们（） ①中华民族精神是推动中华民族走向繁荣、强大的精神动力 ②民族精神具有鲜明的时代性 ③中华民族精神是具体的，是中华民族赖以生存发展的根基 ④民族精神的核心是爱国主义
A.
①②
B.
①③
C.
③④
D.
②④
查看完整题目与答案
【单选题】在图样上标注形位公差,当公差值前面加注Φ时,则被测要素的公差带形状应为
A.
两同心圆
B.
两同轴圆柱
C.
圆形、圆柱形或球形
D.
圆形或圆柱形
查看完整题目与答案
【简答题】患者男性,52岁,因反复咳嗽咳痰十余年,加重伴气促、双下肢浮肿10余天入院。入院诊断:慢性支气管炎、肺气肿,肺源性心脏病。入院时体温39.9度,脉搏110次/分,呼吸22次/分,血压110/70mmHg。患者十年前出现慢支,经治疗好转。患者神志清楚,语言表达流畅,半流质饮食,食欲下降,大小便正常。卧床,生活部分自理,步态不稳,呼吸困难、气促、咳嗽,鼻导管低流量给痒,口唇甲床发绀,双脚轻度浮肿,夜间...
查看完整题目与答案
【单选题】In a perfectly free and open market economy, the type of employer—government or private-should have little or no impact on the earnings differentials between women and men. However, if there is discri...
A.
discrimination from consumers
B.
discrimination from financial institutions
C.
problems in obtaining good employees
D.
problems in obtaining government assistance
查看完整题目与答案
【判断题】导游讲解的过程中,对于青年游客,可以语速稍快,对于老年游客,应放慢语速。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】To address the unemployment problem mentioned in this passage，the American government should_______．
A.
divert more labor force from manufacturing sectors to high—tech sectors
B.
roll out more programs to enhance the competitive edge of the jobless
C.
do nothing but wait for the return of business cycle
D.
provide more unemployment pension to the jobless
查看完整题目与答案
【单选题】In a perfectly free and open market economy, the type of employer—government or private—should have little or no impact on the earnings differentials between women and men. However, if there is discri...
A.
discrimination form. consumers and suppliers
B.
discrimination from financial institutions
C.
problems in obtaining good employees
D.
problems in obtaining government assistance
查看完整题目与答案
【判断题】次数不超过n的所有实系数多项式按通常多项式加法和数与多项式的乘法构成线性空间.
A.
正确
B.
错误
查看完整题目与答案
【判断题】导游讲解过程中,对于青年游客,可以语速稍快,对于老年游客,应放慢语速。()
A.
正确
B.
错误
查看完整题目与答案
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