大家都搜：
投影机
1、projection matrix───[数]投影矩阵；[数]射影矩阵
2、projection screen───投影屏幕；银幕，投影屏
3、deictic projection───指示映射
4、projection mapping───光雕投影；立体光雕
5、outermost projection───最外层投影
6、clinographic projection───斜射投影法
7、azimuthal projection───[测]方位投影；方位图法
8、projection───n.投射；规划；突出；发射；推测
9、gnomonic projection───[晶体]心射切面投影；心射切面投影; 极平投影
1、He refused to develop projection technology, reasoning that if he made and sold projectors, then exhibitors would purchase only one machine-a projector-from him instead of several.───他不愿研究投影技术，因为他认为如果研发并且销售投影机，电影放映者就只会买一台投影机而不是几台。
2、A large scene visible system is composed by the projecting camera, the projection screen, the picture process machine and so on.───一个大场景可视化XiTong由投影机、投影屏幕、图像融合机等主要模块组成。
3、He refused to develop projection technology, reasoning that if he made and sold projectors, then exhibitors would purchase only one machine—a projector—from him instead of several.───他拒绝研发投影技术，理由是：如果他研发并且销售放映机，电影放映者们就只会从他那里买一台机器，而不是几台。