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【单选题】
吗啡的缩瞳作用可能与激动下列哪个部位的阿片受体有关
A.
丘脑内侧、脑室及导水管周围灰质
B.
边缘系统及
C.
中脑盖前核
D.
延脑的孤
E.
脑干极后区
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参考答案:
举一反三
【简答题】已知数据:25,22,21,25,19,26,22,28,24,27,25,26,26,27,29,28,36,24,25,30.在列频数分布表时,如果取组距为3,那么应分成______组,分别是______,______,______,______,______,______.
【简答题】有利条件,长处,资产,财产
【单选题】data<-data.frame( A=gl(3,20,60), B=gl(4,5,60), Y=c(23, 25, 21, 14, 15, 20, 17, 11, 26, 21, 16, 19, 13, 16, 24, 20, 21, 18, 27, 24, 28, 30, 39, 17, 22, 26, 24, 21, 25, 26, 19, 18, 19, 20, 2...
A.
NULL
B.
Df    Sum Sq   Mean Sq     F value   Pr(>F) A              2    504.4       252.22        10.982    0.000118   *** B              3    93.7         31.22          1.359      0.266421 A:B           6    115.4       19.24          0.838      0.547040 Residuals 48  1102.4     22.97
C.
Df    Sum Sq   Mean Sq     F value   Pr(>F) A              2    352.5       176.27        8.959      0.000494  *** B              3    87.5         29.17          1.483      0.231077 A:B           6    71.7         11.96          0.608      0.722890 Residuals 48  944.4       19.68
D.
2
【多选题】已知数据:25,22,21,25,19,26,22,28,24,27,25,26,26,27,29,28,36,24,25,30.在列频数分布表时,如果取组距为3,那么应分成()组,最低分组区间为
A.
5
B.
6
C.
18.5 ~ 21.5
D.
19 ~ 22
【单选题】19,18,21,22,24,( )。
A.
26
B.
27
C.
28
D.
3
【单选题】( )是指在一定的温度下,每立方米的空气中所能容纳水汽量的最大限度
A.
绝对湿度
B.
饱和湿度
C.
相对湿度
D.
露点
【单选题】What did Chanel’s clothes do for women? a They gave women more freedom. b They made women more attractive to men. c They were very cheap, so more women could buy them.
A.
a They gave women more freedom.
B.
b They made women more attractive to men.
C.
c They were very cheap, so more women could buy them.
【单选题】()是指在一定温度下,每立方米空气中所能容纳的最大水蒸汽含量。
A.
水气压
B.
绝对湿度
C.
饱和湿度
D.
相对湿度
E.
露点温度
【简答题】A.More and more women join the movement fighting for their fights. B.Women's employment covers most of fields. C.There are 7 million women in U.S. who have the rights to vote. D.Men and women's voting...
【单选题】A) More women will be promoted in the workplace. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> B) More women will overcome their inadequacies. C) More women will receive high...
A.
More women will be promoted in the workplace.
B.
More women will overcome their inadequacies.
C.
More women will receive higher education.
D.
More women will work outside the family.
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