(2015•云南)图1是测量额定电压为3.8V的小灯泡的电功率的实物电路图,小灯泡的电阻约为10Ω.
— ______ did she do yesterday?
— She made a cake. ( )
正常人体内,流出肾脏的血液成分与流入肾脏的血液成分相比,其特点是流出的血液( )