If you are ceiling mounting the projector, the lens cover must remain open.
如果你是天花板安装的投影机，镜头盖必须保持开放。
When it comes time to change the lamp, you will need to dismount the projector from the ceiling.
说到时间改变灯，您将需要卸载投影机从天花板上。
Another man, who asked not to be identified, said a video projector had been mounted in the ceiling and religious paraphernalia lined the walls.
另外一位不愿具名的人说，有一架投影映像机是固定在天花板上，而宗教物品放在墙上。
Ceiling installation projector, it is necessary to ensure that the upper room space ventilation cooling.
吊顶安装的投影机，要保证房间上部空间的通风散热。
This will allow most users to avoid the cost and nuisance of ceiling mounting the projector.
这使得大多数用户得以避免投影机天花板吊装的花销和麻烦。
Thus, the projector can be placed comfortably behind the seating area on a rear shelf or free-standing rack, and the cost and effort to ceiling mount it is avoided.
因此，投影机可以放置舒适背后的后置搁架座位区或自由独立的机架，成本和精力来吊装这是可以避免的。
The Death Star Planetarium opens up into a planetary projector to display the cosmos on your bedroom ceiling.
死星天文馆打开投影机成为了行星上显示您的卧室天花板的宇宙。