烟花无人机

烟花燃放引起火灾和爆炸，造成人员伤亡和财产损失

火药的燃烧产生二氧化硫，二氧化氮等有毒气体，二氧化碳造成温室效应

大量的燃放垃圾堆积

烟雾粉尘造成空气PM 2.5超标

该无人机运用了全息投影技术，全息投影技术也称虚拟成像技术，它是利用干涉和衍射原理,记录并再现物体真实的三维图像的,记录和再现的技术。

The UAV uses holographic projection technology, which is also known as virtual imaging technology.

It is a technique for recording and reproducing real three-dimensional images of an object using interference and diffraction principles.