PPTPPT动画动画- -转动的齿轮的转动的齿轮的To view the moving cogs you must be in Slide Show modePress F5 to see the cogs moveAnimated CogsThis shows the effect where the cogs ratios do not quite align结束结束
网站客服QQ:2055934822
金锄头文库版权所有
经营许可证:蜀ICP备13022795号 | 川公网安备 51140202000112号