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- digital optical projector 数字光学投影仪
- Optical projector, tension tester, pressure tester and torsiometer are the testing instru-ments. Testing results can be typed automatically. 检测设备有光学投影仪、拉、压、扭力测试仪，检测结果由测试仪自动打印。
- Spot size detection method is representative method to obtain a focus error digital optical disk storage system. 光斑尺寸法是数字光盘信息存储中的典型聚焦误差探测方法。
- a optical projector used to enlarge a photograph. 用于放大照片的光学放映机。
- Underwater situation is transformed into video signal by underwater TV system, and then is transported to center computer through digital optical transmitter and optical fiber. 利用水下电视系统把水下情形实时转换成视频信号，通过数字光端机和光纤远程传输到中央计算机。
- High precision digital optical monitor 高精度数字式光学膜厚监控系统
- RADOT Real - time Automatic Digital Optical Tracker 实时自动化数字式光学跟踪器
- Asymmetrical electrode digital optical switch 非对称电极数字光开关
- real-time automatic digital optical tracker 实时自动数字光学跟踪器
- Digital Optical Protection System 数字光学保护系统
- Advanced Digital Optical Control System 高级数字光学控制系统
- Real-Time Automatic Digital Optical Tracking System 实时自动数字光学跟踪系统
- Recording Automatic Digital Optical Tracker 自动数字光学跟踪记录器
- Real-Time Digital Optical Tracking System 实时数字光学跟踪系统
- correlation detection apparatus has imported optical projector, micrometer, plug gauge, such as vernier caliper. 相关检测仪器有进口光学投影仪、千分尺、塞规，游标卡尺等。
- Automatic Digital Optical Tracker 自动数字光学跟踪器
- digital optical grating micrometer 数字式光栅测微仪
- "By going to a single digital projector, those issues were solved," he said. 他说，“通过单一数字放映机，可以解决此类问题。”
- optical projector 光学投影仪
- Most of the computers we are using are digital computers. 我们正在使用的计算机大多数是数字计算机。
