折射望远镜的光学系统与复显微镜的光学系统基本上相同。
The optical system of a refracting telescope is essentially the same as that of a compound microscope.
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.
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