The projector is based on modifications of the optical platform of an off-the-shelf high quality brand product.

这种投影机建立在对一种现行高端品牌产品的光学平台进行改进的基础之上。

youdao

The projector is based on modifications of the optical platform of an off-the-shelf high quality brand product.

这种投影机建立在对一种现行高端品牌产品的光学平台进行改进的基础之上。

youdao