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【单选题】
淬硬性是指钢在淬火后形成的马氏体组织的（），主要取决于马氏体的含碳量。A.
硬度
B.
强度
C.
耐磨性
D.
塑性
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反馈参考答案：
举一反三
【单选题】If a person wants to buy the guidebook he should
A.
send an e-mail to www. alzheimers. org/trials.
B.
check out the website www. alz. org.
C.
phone 1-312-464-5563.
D.
write a letter to the association.
【简答题】陆地撤离A319五人制飞行，图中蓝色区域由谁负责？ [填空(1)]A. 乘务长
【简答题】陆地撤离A319五人制飞行,图中蓝色区域由谁负责? [填空(1)]
【简答题】Directions: Write him a letter to 1 ) invite him to attend the meeting and 2) ask him to make a speech during the conference. You should write about 100 words on ANSWER SHEET 2. Do not sign your own n...
【单选题】_____ , his idea was accepted by all the people at the meeting.
A.
Strange as might if sound
B.
As it might sound strange
C.
As strange it might sound
D.
Strange as it might sound
【简答题】Directions: Your company is planning to hold a meeting in a hotel. Write a letter to the hotel manager to 1 ) book a conference room and 2) ask them to make some necessary preparations. You should wri...
【简答题】汽车发动机燃油喷射系统采用的氧传感器主要有 、 。
【简答题】Too many e-mail users assume that the minute someone receives an e-mail, the person will read it.
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