参照管理机关工作人员过渡分为（）（）（）三种情况。
参考答案：准予过渡、暂缓过渡、不能过渡
If Josh, Doug, and Brad have a total of $72 among them, and Josh has three times as much money as Brad but only three-fourths as much as Doug, how much money does Doug have ？（）
A. $8
B. $9
C. $27
D. $32
E. $36
斗轮机械驱动式过载杆保护装置的动作原理是什么？
