公司主要从事投影设备的生产和销售。

Projection equipment, the company is mainly engaged in the production and sales.

youdao

这样我们就可以把投影设备和投影屏幕的距离拉近。

It allows us to compress the distance between the projector and the screen.

youdao

多种类型的会议室，配有进口全自动投影设备，可接待各种商务和行政会议。

Various meeting rooms, which equipped with imported automatic equipment can meet any needs of holding commercial and executive conference.

youdao

I'm optimistic about the audio equipment and about our slide material and things such as that.

我对我们的音响设备,和我们的投影材料等都很有信心

耶鲁公开课 - 聆听音乐课程节选