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【单选题】
在多电子原子中,所有主量子数n=4、自旋磁量子数ms =1/2的量子态,最多能填充的电子个数为( )
A.
2个
B.
4个
C.
8个
D.
16个
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参考答案:
举一反三
【判断题】对于预收货款业务不多的企业,可以不单独设置“预收账款”账户,其发生的预收货款通过“应收账款”账户核算
A.
正确
B.
错误
【判断题】未来中国民法学具有民法内容发展和民法价值发展的重要趋势。
A.
正确
B.
错误
【多选题】下列关于铝合金门窗安装的叙述,正确的是()。
A.
安装时宜采用立口法
B.
安装时宜采用塞口法
C.
门窗框用射钉枪将射钉打入洞口侧墙或过梁内
D.
门窗框与门洞四周的缝隙外表的槽口用密封膏密封
E.
门窗框与门洞四周的缝隙一般采用软质保温材料填塞
【单选题】Part IV Reading Polluting the planet Burning fossil fuel is perhaps the greatest cause of pollution. But it is also the main way to make energy. The cheapest way to make electricity is with power plan...
A.
It is a great cause and a great means of energy.
B.
It causes pollution but it is a great source of energy.
C.
It causes pollution and electricity.
D.
It causes coal to be transported to a power plant.
【简答题】Passage Two Questions 61 to 65 are based on the following passage. In some ways, the United States has made spectacular progress. Fires no longer destroy 18,000 buildings as they did in the Great Chic...
【简答题】They made such great achievements because they had a strong will to persist in preparing and working, and they were eager to be successful.
【简答题】活动中教师观察的一般视角具有普遍意义,这种观察方式观察的视角包括: A活动兴趣 B认知水平 C个性心理 D规则意识
【单选题】预收货款业务不多的企业,可不单设“预收账款”账户;若发生预收货款业务,可以计入( )账户的贷方。
A.
应付账款
B.
应收账款
C.
其他应付款
D.
其他应收款
【单选题】IX. Reading comprehension: (24分) A. Choose the best answer: (6分) ★ Most great inventors often met with much trouble in their work. Before they could succeed, they had to overcome thousands of difficul...
A.
the life of George Stephenson
B.
the invention of the train
C.
the trouble George Stephenson met in his invention
D.
the use of the engine on the train
【简答题】铝合金窗框与窗洞四周的缝隙,一般采用____________或____________填塞,外表留5~8mm深的槽口用 等密封胶密封。
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