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【判断题】
读数时,发现微分标尺有些漂移 ,产生偶然误差A.
正确
B.
错误
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【单选题】Last month Hanson Transmissions International, a maker of gearboxes for wind turbines, was listed on the London Stock Exchange. Nothing noteworthy about that, you might say, despite the jump in the sh...
A.
It's a multinational company characterized by green technology.
B.
It was originally a Belgian company acquired by an Indian firm.
C.
It's an example of emerging economies buying businesses in rich countries.
D.
The parent of the company started from a business in wind energy.
【简答题】根据下列句子及所给汉语注释，写出空缺处各单词的正确形式(每空只写一词) 小题1: These colorful (气球)make the garden more beautiful than usual. 小题2:Customs officers examined all (行李) at the airport. 小题3:You should think twice,but ...
【单选题】恩格斯说：“物质的这两种存在形式离开了物质，当然都是无，都只是在我们头脑中存在的空洞的观念、抽象。”这说明( )
A.
时间和空间是人脑中主观自生的概念
B.
时间和空间是物质的存在形式
C.
时间和空间具有一维性的特点
D.
没有离开物质运动的纯粹时间和空间
【判断题】The quantity terms of goods are one of the conditions of an effective sales contract.
A.
正确
B.
错误
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