横断面面积: area of cross sectioncross sectional areacross-sectional area
Example Sentences:
1.
5 . opengl provide double - buffering ability to complete animation operation . the cargo simulated animation and cross - section of cargo animation are processed synchronously 程序动画有货车运行的纵向模拟动画和运行时的横断面图动画，两者动画实现了完全同步。
