英语语法分析

Epson, InFocus, Sharp, 3m, Hitachi projector distributor from Southern China.

爱普生，富可视，夏普，3m，日立投影机华南区分销商。

In the lamp life, the InFocus XS1 up to 4000 hours lamp life significantly and reduce the use of cost.

在灯泡寿命方面，富可视xs1可达4000小时灯泡使用寿命，大大降低用户的使用成本。