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字符替换: 下面所给出的是一个数字或字母与汉字的对应表,表后各题先给出了四个汉字,在随后给出的四个选该题四个汉字替换成数字或字母的形式,其中只有一根据表中给出的对应关系替换完全正确的,这一正确选项的标号即是正确答案 海 悔 梅 木 河 本 可 呵 A 7 R B 3 9 D 2 ( 11 )可本 A . AB9D B . ABD9 C . A923 D . RB72 ( 12 )呵 A . 9DB2 B . AR39 C . 73RD D . BD92 (1 3 )呵海 A . R32A B . R23A C . 23RA D . R3A2 (1 4 )悔河本呵 A . 7329 B . 7392 C . ARBD D . BRAD (1 5 )悔梅海河 A . R7A3 B . 7RA3 C . 7R3A D . 73RA
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【简答题】药物分析的研究内容和研究目的是什么?
【单选题】射线测厚技术原理公式为 ,其中 I 0 , I 分别为射线穿过被测物前后的强度, e 是自然对数的底数, t 为被测物厚度, ρ 为被测物的密度, μ 是被测物对射线的吸收系数.工业上通常用镅 241 ( 241 Am )低能 γ 射线测量钢板的厚度.若这种射线对钢板的半价层厚度为 0.8 ,钢的密度为 7.6 ,则这种射线的吸收系数为( )(注:半价层厚度是指将已知射线强度减弱为一半的某种物质...
A.
0.110
B.
0.112
C.
0.114
D.
0.116
【简答题】Questions 1 and 2 will be based on the following news item . 1. A . The women's marathon at the historic Brandenburg Gate . B . The final day of the Championships competition . C . Nick Symmonds' win ...
【简答题】已知ln(2.0)=0.6931,ln(2.3)=0.8329,试用线性插值计算,ln2.1=____。
【简答题】Put the phrases into Chinese 1. feel cornered 2. pitch in 3. take one’ s word for it 4. make it up to 5. come to one’ s aid 6. move fast on sth. 7. might as well 8. be at sth. 9. snap through 10. reso...
【单选题】..might be more likely to send someone to prison 7 he had already sentenced five or six other defendants only to forced community service on that day.
A.
7.[A] if
B.
[B] until
C.
[C] though
D.
[D] unless
【单选题】You can ’ t imagine that a well-behaved gentleman be so rude to a lady. A.might B. need C.should D.would
A.
might
B.
need
C.
should
D.
would
【单选题】What might be true?
A.
The vacation will be put off.
B.
The vacation will be shorter.
C.
The vacation will be longer.
D.
The vacation will be cancelled.
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