铁路机车车辆在运行过程中发生冲突()等,构成铁路交通事故。
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样地的布点一般有()和()布点两种方法,生产中常采用()布点。
帕金森定律告诉我们,为了提高工作效率,正确的做法是:()。
A. 安排充裕的工作时间
B. 精简部门的人员
C. 满足员工的要求
D. 创造舒适的氛围
想办理集团V网业务,该集团单位必须有最少()户移动用户方可办理。
A. 5
B. 10
C. 15
D. 20
While a ship with twin screw is making a turn, in order to prevent overload, the duty engineer should ()
A. reduce the fuel feeding of main engine of inner propeller
B. reduce the fuel feeding of main engine of outer propeller
C. firstly reduce the fuel of main engine of inner propeller, then reduce the fuel feeding of engine of outer propeller
D. reduce fuel feeding of two engines at the same time