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【单选题】
下面哪个零件不适合铸造加工?
A.
(1)
B.
(3)
C.
(2)
D.
none
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参考答案:
举一反三
【单选题】---It's very kind of you wo do me a favor.
A.
---That's all right.
B.
---It doesn't matter.
C.
---It's my pleasure.
D.
---It's good.
【判断题】高频振荡电感型接近开关是利用铁磁材料靠近感应头时,利用电磁感应原理产生电动势,驱动执行元件动作。
A.
正确
B.
错误
【简答题】A.It focuses on the development of the student' s ability for independent scholarly work in a particular field. B.It focuses on a variety of fields of knowledge and emphasizes the development of the s...
【单选题】企业技术创新始初阶段(技术开发过程)面临的风险主要有
A.
失误风险
B.
中断风险
C.
时间风险
D.
竞争风险
E.
市场风险
【单选题】The latest generation of Honda's solar cars, the Dream, broke the record in this year's World Solar Challenge (WSC). Starting in Darwin on Sunday, 26th October, the two-man, four-wheel vehicle complet...
A.
Honda is a car maker
B.
the Dream is a model of solar car produced by Honda
C.
Honda's solar technologies are being improved over time
D.
all of the above
【单选题】There is no ___________ in trying to talk him into joining us. He enjoys being alone. A.doubtB.wo
A.
7. There is no ___________ in trying to talk him into joining us. He enjoys being alone. A.doubt
B.
wonder
C.
hope
D.
Point
【单选题】WO策略是指( )
A.
依靠内部优势,利用外部机会。
B.
利用外部机会,弥补内部劣势。
C.
利用内部优势,规避外部威胁。
D.
减少内部劣势,规避外部威胁。
【判断题】( )高频振荡电感型接近开关是利用铁磁材料靠近感应头时,改变高频振荡线圈回路的振荡频率,从而发出触发信号,驱动执行元件动作。
A.
正确
B.
错误
【多选题】企业技术创新始初阶段(技术开发过程)面临的风险主要有()
A.
失误风险
B.
中断风险
C.
时间风险
D.
竞争风险
E.
市场风险
【判断题】高频振荡电感型接近开关是利用铁磁材料靠近感应头时,改变高频振荡线圈回路的振荡频率,从而发出触发信号,驱动执行元件动作
A.
正确
B.
错误
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