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【简答题】
TW-2型驼峰自动化控制系统，供雷达和传感器使用的电源为直流（）V。
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【简答题】Braking devices are installed in motor cars and trailer cars to ensure that the operating vehicles can be slowed down as commanded and that the brake stopping distance is within required limit.
【简答题】滚子链由内链板、 、 、 和滚子组成。
【多选题】压铸是一种将()的金属浇入压铸机的压室,在高压力的作用下,以极高的速度充填在压铸模的型腔内,并在高压下使金属冷却凝固成形而获得铸件的精密铸造方法。
A.
气态
B.
熔融状态
C.
半熔融状态
D.
固态
【简答题】A young and successful executive was traveling down a street , going a bit too fast in his new car; He was for kids rushing out from between parked cars and slowed down when he thought he saw somethin...
【简答题】滚子链由 、 、 、 、 组成。
【简答题】About ten years ago, a young and very successful businessman named Josh was traveling down a Chicago neighborhood street. He was going a bit too fast in his shiny, black, 12 cylinder Jaguar XKE, which...
【单选题】设a="Visual Basic",则以下使b="Basic"的语句是()
A.
b=Left(a,8,12)
B.
b=Mid(a,8,5)
C.
b=Right(a,5,5)
D.
b=left(a,8,5)
【简答题】阅读理解。 About ten years ago, a young and very successful businessman named Josh was traveling down a Chicago neighborhood street. He was going a bit too fast in his shiny, black, 12 cylinder Jaguar XKE,...
【单选题】What was found in the first study?
A.
Only 18 percent of the drivers in the less expensive cars cut off people.
B.
A majority of the drivers did not wait their turn before driving on.
C.
One third of the drivers in the oldest cars slowed down and gave way.
D.
Around 45 percent of the most-fancy-car drivers ignored the passers-by.
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