题目内容

霍尔式曲轴位臵传感器是利用触发叶片或齿轮改变通过霍尔元件的磁场强度,使霍尔元件产生脉冲的霍尔电压信号,经放大整形而输出信号的。()

A. 正确
B. 错误

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public class Bootchy { int bootch; String snootch; public Bootchy() { this(”snootchy”); System.out.print(”first “); } public Bootchy(String snootch) { this(420, “snootchy”); System.out.print(”second “); } public Bootchy(int bootch, String snootch) { this.bootch = bootch; this.snootch = snootch; System.out.print(”third “); } public static void main(String[] args) { Bootchy b = new Bootchy(); System.out.print(b.snootch +“ “ + b.bootch); } } What is the result?()

A. snootchy 420 third second first
B. snootchy 420 first second third
C. first second third snootchy 420
D. third second first siiootchy 420
E. third first second snootchy 420
F. first second first third snootchy 420

心率加快时,常引起()

A. 收缩压升高明显,脉压减小
B. 收缩压升高明显,脉压增大
C. 收缩压降低明显,脉压减小
D. 舒张压升高明显,脉压减小
E. 舒张压降低明显,脉压增大

简述建设有中国特色社会主义的文化纲领。

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