我收集整理了网上动画资料，奉献给坛友们。希望您把这个帖子转载给小朋友们看，普及科学知识，增加生活情趣。
手枪
猎枪
步枪
长枪
栓式步枪
加林特六管机枪
气枪
斯特林发动机原理
斯特林发动机原理
二冲程发动机
四冲程发动机
水平对置式发动机
直列式发动机
V 型发动机
飞机的星形发动机
奎西发动机
转子发动机
双涵道涡轮风扇发动机
喷气发动机
[img]http://www.zmdz.com/bbs/incomefiles/201012/713431737123.GIF[/img]
马耳他十字机芯
[img]http://www.zmdz.com/bbs/incomefiles/201210/418323017550.JPG[/img]
间歇步进
[img]http://www.zmdz.com/bbs/incomefiles/201210/418344753159.JPG[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/713443034755.GIF[/img]
蒸气机
[img]http://www.zmdz.com/bbs/incomefiles/201012/713451196176.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/713454686638.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/713493337825.GIF[/img]
汽车变档器
[img]http://www.zmdz.com/bbs/incomefiles/201012/713505814346.GIF[/img]
汽车万向节
[img]http://www.zmdz.com/bbs/incomefiles/201210/41835861511.JPG[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/713525553320.GIF[/img]
飞机机枪
[img]http://www.zmdz.com/bbs/incomefiles/201012/7928515350.GIF[/img]
舰炮弹药装填系统
[img]http://www.zmdz.com/bbs/incomefiles/201012/713541473924.GIF[/img]
缝纫机
[img]http://www.zmdz.com/bbs/incomefiles/201012/713544472244.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/71356665016.GIF[/img] [img]http://www.zmdz.com/bbs/incomefiles/201012/71624385606.GIF[/img]
三相定子绕组励磁、绕组、旋转磁场 绳扣
[img]http://www.zmdz.com/bbs/incomefiles/201012/713564715470.GIF[/img] [img]http://www.zmdz.com/bbs/incomefiles/201012/71622678201.GIF[/img]
椭圆规 绳扣
[img]http://www.zmdz.com/bbs/incomefiles/201012/7162838613.GIF[/img] [img]http://www.zmdz.com/bbs/incomefiles/201012/71615356675.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/71613760864.GIF[/img] [img]http://www.zmdz.com/bbs/incomefiles/201012/71611318347.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/71604793677.GIF[/img] [img]http://www.zmdz.com/bbs/incomefiles/201012/71602816183.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/7160661371.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/722103566527.GIF[/img]
自由泳
[img]http://www.zmdz.com/bbs/incomefiles/201012/722105124174.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/72211459287.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/72295626561.GIF[/img]
仰泳
[img]http://www.zmdz.com/bbs/incomefiles/201012/722101013869.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/722102290699.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/7229122730.GIF[/img]
蛙泳
[img]http://www.zmdz.com/bbs/incomefiles/201012/72291974500.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/72284748784.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/72282255675.GIF[/img]
蝶泳
[img]http://www.zmdz.com/bbs/incomefiles/201012/72283766208.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/72281051805.GIF[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201012/88445834106.GIF[/img]
单镜头反光照像机
[img]http://www.zmdz.com/bbs/incomefiles/201012/88444429548.GIF[/img]
变焦镜头原理
[img]http://www.zmdz.com/bbs/incomefiles/201012/8848284351.GIF[/img]
电影机的送片机构
[img]http://www.zmdz.com/bbs/incomefiles/201012/819334323591.GIF[/img]
双八字结
[img]http://www.zmdz.com/bbs/incomefiles/201012/81934062017.GIF[/img]
双环结(猪蹄扣)
[img]http://www.zmdz.com/bbs/incomefiles/201012/819341932991.GIF[/img]
速解结(变形布林结)
[img]http://www.zmdz.com/bbs/incomefiles/201012/82051842887.GIF[/img]
绕线
[img]http://www.zmdz.com/bbs/incomefiles/201210/418331839778.JPG[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201210/418334018025.JPG[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201210/418373537764.JPG[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201210/418362258487.JPG[/img]
起重机
[img]http://www.zmdz.com/bbs/incomefiles/201210/418381520786.JPG[/img]
圆锥破碎机
[img]http://www.zmdz.com/bbs/incomefiles/201210/41837092317.JPG[/img]
真空泵
[img]http://www.zmdz.com/bbs/incomefiles/201210/418363989573.JPG[/img]
打气筒
[img]http://www.zmdz.com/bbs/incomefiles/201210/418371488697.JPG[/img]
[img]http://www.zmdz.com/bbs/incomefiles/201210/418352410614.JPG[/img]
泥浆泵
[img]http://www.zmdz.com/bbs/incomefiles/201210/418324542499.JPG[/img]
拉锁
受论坛限制，上次发的相似帖子不完整，这次重新整理、补充了新动画。
