【判断题】各种自动变速器的时滞时间有所不同,但一般都在1-2S范围内。
【单选题】Python语句序列“nums=set([1,2,2,3,3,3,4]); print(len(nums)”的运行结果:_______
【单选题】“理想是石,敲出星星之火;理想是火,点燃熄灭的灯;理想是灯,照亮夜行的路;理想是路,引你走到黎明。”这句话是谁说的?()
【单选题】When a government program is justified not on its merits but on the number of jobs it will create,
A.
the program is an efficient use of taxpayer dollars.
B.
it should be approved only if the unemployment rate is low.
C.
taxes should be raised to fund the program.
D.
it is known as the “broken window fallacy.”
【判断题】A government program that reduces land under cultivation hurts farmers but helps consumers.
【单选题】Python语句序列“nums=set([1,2,2,3,3,3,4]);print(len(nums))”的运行结果是________。1
【判断题】按照泰勒原则,实际螺纹上任何部位的单一中径不允许超出最小实体牙型的中径。