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【单选题】
大型铸钢件在成批生产时,适合采用的铸造方法是()。
A.
压力铸造
B.
砂型铸造
C.
熔模铸造
D.
离心铸造
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参考答案:
举一反三
【单选题】保证不得附有条件,附有条件的,其后果是( )。
A.
视为未保证
B.
保证无效
C.
保证人对所附条件承担责任
D.
不影响对汇票的保证责任
【单选题】Michael: The Johnsons are moving next week. We are going to have a going-away party for them Saturday. Tracy: I didn't realize they were moving so soon. ______ Michael: Yes, but we'll have one last ch...
A.
Wish them a happy journey.
B.
May they have a more comfortable home.
C.
They are really going to be missed.
D.
We can't stay together forever, can we?
【单选题】A. Are there high jump and long jump ? B. Sure, I’d love to . C. What’s it ? D. Teachers of our school will have a basketball game against those of No.3 Middle School. E. When will the meet begin ? A:...
A.
B.
C.
D.
E.
E
【单选题】服用磺胺药后多饮水的目的是
A.
增强药物疗效
B.
减轻患者的消化道反应
C.
促进药物吸收
D.
避免肾小管堵塞
【单选题】在计算机内存储器中,能用于存取信息的部件是( )。
A.
硬盘
B.
软盘
C.
ROM
D.
RM
【单选题】A. Are there high jump and long jump ? B. Sure, I’d love to . C. What’s it ? D. Teachers of our school will have a basketball game against those of No.3 Middle School. E. When will the meet begin ? A:...
A.
B.
C.
D.
E.
E
【单选题】A. Are there high jump and long jump ? B. Sure, I’d love to . C. What’s it ? D. Teachers of our school will have a basketball game against those of No.3 Middle School. E. When will the meet begin ? A:...
A.
B.
C.
D.
E.
E
【单选题】Michael: The Johnsons are moving next week. We are going to have a going-away party for them Saturday.Tracy: I didn't realize they were m6ving so soon.Michael: Yes, but we'll have one last chance to g...
A.
Wish them a happy journey
B.
May they have a more comfortable home.
C.
They are really going to be missed.
D.
We can't stay together forever, can we?
【单选题】四、补全对话 A. Are there high jump and long jump ? B. Sure, I’d love to . C. What’s it ? D. Teachers of our school will have a basketball game against those of No.3 Middle School. E. When will the meet beg...
A.
Are there high jump and long jump?
B.
Sure, I’d love to .
C.
What’s it?
D.
Teachers of our school will have a basketball game against those of No.3 Middle School.
E.
When will the meet begin?
【单选题】某平面机构有5个低副1个高副,机构自由度为1.则该机构有( )个活动构件
A.
3
B.
4
C.
5
D.
6
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