Optical disk, optical recorder, optical producing device, encrypted communication system, and authorizing system for use of program.
光盘，光记录装置，光重放装置，保密通信方式或程序使用许可方式。
Objective lens, optical pickup device, recorder and reproducer.
物镜，光学拾取器，记录器和重现设备。
The recorder features XLR balanced and RCA unbalanced analog inputs and outputs, as well as coaxial and optical digital ins and outs.
该录音机的特点是：XLR平衡和RCA不平衡模拟输入输出，以及同轴和光纤数字输入输出。
This invention will apply to large capacity digital image memory of digital hard disk recorder, digital tape recorder and optical disk recorder and the like.
本发明应用于大容量的数字图像存储的数字硬盘录像机，数字磁带录像机及光盘录像机等装置。
Progressive cracking of granite plate under uniaxial compression had been investigated by using a loading frame, which could be well equipped with optical microscope and video recorder.
研究了花岗岩板在单轴压缩应力状态下的微观破坏过程。试验主要采用了液压加载台、光学显微镜、同步录象系统以及二次复型技术等。
Progressive cracking of granite plate under uniaxial compression had been investigated by using a loading frame, which could be well equipped with optical microscope and video recorder.
研究了花岗岩板在单轴压缩应力状态下的微观破坏过程。试验主要采用了液压加载台、光学显微镜、同步录象系统以及二次复型技术等。
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