You have not get any slide projector, have you?

你没有幻灯机，对吗？

He adjusted the slide projector to focus the image.

他调整了投影仪使图像清晰。

Audiovisual products such as slide projector, projector, leveling instrument etc.

主要生产幻灯机，投影仪等电教产品及水准仪等测绘仪器。

The basic function of an overhead projector is similar to that of a slide projector.

投影仪的基本功能与幻灯机相似。

We do have a slide projector, the price is... yuan for one day, but it can only be used within our hotel.

我们有投影仪，价钱是每天……元，但只能在酒店内使用。