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原子在高温下被激发而发射某一波长的辐射 , 但周围温度较低的同种原子 ( 包括低能级 原子或基态原子 ) 会吸收这一波长的辐射 , 这种现象称为
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举一反三
【单选题】A) She runs away from her marriage. B) She is not very organized. C) She loves to cook and keep her house clean. D) She is very close to nature and somewhat weird.
A.
She runs away from her marriage.
B.
She is not very organized.
C.
She loves to cook and keep her house clean.
D.
She is very close to nature and somewhat weird.
【简答题】A.She will go directly to the boss with her problems. B.She will keep the problems by herself. C.She will let her mother speak to the boss about her problems. D.She will tell her boss's mother about t...
【单选题】低碳钢的含碳量一般应小于()。
A.
0.025%
B.
0.25%
C.
2%
D.
2.5%
【简答题】英汉翻译 Introduction of New Products We think you will be interested in the new formula soap powder we have just imtroduced to the market. Half dozen samples of both have been shipped to you by UPS.The p...
【单选题】低碳钢的含碳质量一般不高于()。
A.
0.6%
B.
0.25%
C.
0.15%
D.
0.1%
【单选题】在一个群体中,只要反对意见不以明确、强烈的形式表现出来,一般成员就会产生一种错觉,以为大家的意见都是一致的。因此,当我们对自己缺乏信心或当形势不很明朗时,我们最有可能接受并参照别人的行为。这种现象被称为多元无知效应。根据上述定义,下列选项属于多元无知效应的是( )。
A.
当骗子将“愚蠢的人才看不见皇帝‘新衣”’的说法告诉大家时,大臣们为了证明自己是聪明的,不约而同地夸赞起皇帝的新装来
B.
经理每次推行新政策总是先从易接受的部门下手,最后原本反对的部门在大势所趋之下也都接受了
C.
“神医”诈骗者在行骗时总会安排几名“慕名而来”的看病者,本来还持怀疑态度的病人就会信以为真
D.
小红看到一个年轻人躺在地上,但周围的人并没有打电话叫救护车,便觉得年轻人应该没有大问题,就去忙自己的事了
【简答题】Blank filling. Dear Sir or Madam: (1) is our new price list which will (2) at the end of this month. You will see that we have increased our prices on most models. We have, however, refrained from doi...
【多选题】接到电话明确判断是诈骗电话的应该()
A.
挂断电话不予理会
B.
报警
C.
提醒同学注意防范
D.
跟他聊一会儿
【简答题】We are sending you a sample book with a price-list of our new products, the high quality of which, we trust, will induce you to place a trial order with us.
【简答题】Separate the fact from the opinion. THRILL VALLEY Come to our brand-new theme park, Thrill Valley! Thrill Valley is only a short 30-minute drive from the centre of town. For this week only, we are off...
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