2 .了解到的知识点-全部的包

触摸屏需要的插件-pep.js

< script src = "https://code.jquery.com/pep/0.4.3/pep.js" > < / script >

npm装的全部依赖包

https://doc.babylonjs.com/divingDeeper/developWithBjs/npmSupport#introduction