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【判断题】
在多组分分馏过程中，比轻关键组分轻的组分不在塔底出现比重关键组分重的组是不在塔顶出现。A.
正确
B.
错误
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举一反三
【简答题】According to his r_______, he has worked as a sales for five years.
【简答题】Part Two. Fill in the blanks Passage two Directions: The passage will be played for three times. Please fill in the blanks of No. 1 to 6 according to the passage you hear. When Mr. Xin arrived in Amer...
【单选题】According to the speech, Hitler had believed that his attack on the U.S.S.R. would:
A.
cause conflicts between the United States and Great Britain.
B.
ignite sympathy from the right wing of the western countries.
C.
make the United States retreat from the war.
D.
lead to a conclusion of the war.
【单选题】According to Jae Kwon, his nuclear battery______.
A.
uses a solid semiconductor
B.
will soon replace the present ones
C.
could be extremely thin
D.
has passed the final test
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