流体总能量的变化取决于___________，___________和___________。

单项选择题In individualistic cultures, the manager usually empowers his employees in making decisions. However, in collectivistic cultures, it is the group which will make decisions. （ ）A.对B.错

单项选择题某小区业主拟使用部分维修费用维修校区内的电梯和水箱，则下列关于业主表决情况的说法正确的是（ ）