在COOL 3D 3.5中,管理工具栏面板显示与隐藏的是()菜单。
A.窗口
B.查看
C.视图
D.工具
参考答案:B
下列现象中,力对物体做功的有 (填序号)
Changing from solid to liquid, water takes in heat from all substances near it, and this ______ produces artificial cold surrounding it.
A.absorption
B.transition
C.consumption
D.interaction