下列关于出炉煤气设备采取消烟措施的论述,错误的是()。
A、上升管盖采用水封
B、采用气化上升管
C、设置焦油盒
参考答案:B
Pat will walk from intersection X to intersection Y along a route that is confined to the square grid of four streets and three avenues shown in the map above. How many routes from X to Y can Pat take that have the minimum possible length
装载着笔记本电脑的货车高速穿过某村庄时,由于爆胎导致车辆翻滚,由于保险门被撞破,车上的电脑散落在道路。村民甲见状大喊:"快来捡,这些东西能够卖得好价钱。"不一会来了几十个村民把地上的电脑全部抢走。车上司机和工作人员由于车祸受伤,不能阻止。甲的行为构成:()
A.抢夺罪
B.抢劫罪
C.聚众哄抢罪
D.侵占罪