光沿直线传播的应用 by 王老师 https://padlet.com/838668631/s1oae8s9ptz3d8bi 科学来源于生活，科学也服务于生活。 en-us 2025-10-11 04:42:54 UTC 2025-10-29 08:50:29 UTC hello@padlet.com https://padlet.net/icons/8.0/svg/2600.svg 光在空气中直线传播的应用1 838668631 https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629635254 你能试着解释这一现象吗？

]]> 2025-10-13 12:06:58 UTC https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629635254 光在空气中沿直线传播应用2 838668631 https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629638049 你能试着解释这一现象吗？

]]> 2025-10-13 12:08:05 UTC https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629638049 光在空气中沿直线传播应用3 838668631 https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629638956 玩玩手影游戏，思考影子形成需要哪些条件？

]]> 2025-10-13 12:08:57 UTC https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629638956 光在空气中沿直线传播应用4 838668631 https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629640028 你是怎样理解激光准直技术？

]]> 2025-10-13 12:09:53 UTC https://padlet.com/838668631/s1oae8s9ptz3d8bi/wish/3629640028