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【判断题】
当流体通过管道混合器时该混合器会使流体产生旋转、剪切、分散并不断改变流动方向,从而实现流体混合。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The pursuit was ______ when it was clear that we had won the day.
A.
called for
B.
called forth
C.
called off
D.
called up
【单选题】创新是一个国家兴旺发达的不竭动力,一个国家要想走在时代的前列,一刻也不能停止创新。下列措施最能体现创新精神的是
A.
建立农业生产合作社
B.
建立手工业生产合作社
C.
对资本主义工商业采取赎买政策
D.
编制五年计划
【单选题】调查报告写作的基本要求是深入调查，充分地占有材料;深入研究，揭示出事物的本质;周密行文，()统一。
A.
内容与材料
B.
主题与材料
C.
观点与形式
D.
观点与材料
【单选题】创新是一个国家兴旺发达的不竭动力。下列措施最能体现创新精神的是:( )。(易)(第三章)
A.
、农业合作化
B.
手工业合作化
C.
没收官僚资本
D.
对私营工商业采取赎买政策
【单选题】创新是一个国家兴旺发达的不竭动力。下列措施最能体现创新精神的是:( )。(易)(第三章)
A.
农业合作化
B.
手工业合作化
C.
没收官僚资本
D.
对私营工商业采取赎买政策
【单选题】听力原文：W: Dr. Thomas? This is Kate Bradley from the daily news. I'd like to ask you some questions about the new official standard weight that you purchased. M: I'd be happy to help you. What would you ...
A.
How to measure metals.
B.
A standard unit for measuring weight.
C.
The price of precious metals.
D.
How to use the metric system.
【单选题】听力原文：W: Dr. Thomas? This is Keet Bradley from the daily news. I'd like to ask you some questions about the new official standard weight that you purchased. M: I'd be happy to help you. What would you ...
A.
How to care for precious metals.
B.
A standard unit for measuring weight.
C.
The value of precious metals.
D.
Using the metric system.
【单选题】We were astonished to heat that their football team had won the champion.
A.
amazed
B.
amounted
C.
amused
D.
approached
【单选题】可能与现实的相互关系是( )
A.
可能是无法实现的梦想
B.
现实已经实现，不会产生新的可能
C.
可能分为现实的可能与抽象的可能
D.
可能与现实是两种截然不同的发展方向
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