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【简答题】
A.conducive B.conductive to C.inducive to D.deductive to
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参考答案:
举一反三
【判断题】合金渗碳钢的含碳量一般为0.45%~0.65%。
A.
正确
B.
错误
【单选题】Question 35 Choose the correct letter A-D. The noise levels at the site can reach
A.
45 decibels.
B.
55 decibels.
C.
67 decibels.
D.
70 decibels.
【单选题】choose the correct answer
A.
The salary.
B.
The commission.
C.
The right job.
D.
The interpersonal relations.
【单选题】•Read the passage about the job of store assistants. •Choose the correct word A, B, C or D from below the passage to fill each gap. •For each question (19-33) , mark one letter (A, B, C or D) on your ...
A.
stored
B.
provided
C.
stocked
D.
packed
【单选题】choose the correct answer
A.
The Export department.
B.
The Planning department.
C.
The Publicity department.
D.
The Import department.
【简答题】什么叫渗碳钢?为什么一般渗碳用钢的含碳量都比较低?合金渗碳钢常含有哪些元素?它们对钢的组织与性能有何影响?
【单选题】合金渗碳钢含碳量一般在
A.
< 0.25%
B.
0.25-0.5%
C.
> 0.5%
【单选题】合金渗碳钢含碳量一般在( )
A.
< 0.25%
B.
0.25 — 0.5%
C.
> 0.5%
D.
>1%
【单选题】Complete the diagram below. Choose the correct letter A-E from the box below. Write your answers in boxes 19-23 on your answer sheet.
A.
Gliese581c
B.
Gliese581d
C.
Gliese581e
D.
Gliese 581g
E.
Earth (19)
【判断题】合金渗碳钢的含碳量一般为0.45%~0.65%。()
A.
正确
B.
错误
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