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Laser interference measuring device, has reflecting plate arranged between light source and sensor, where reflecting plate is low-reflection reflecting plate with reflectivity of specific in range and thickness of specific in range. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-16
作者:  CHEN K ZHOU X YU Q GUO M WANG Z
收藏  |  浏览/下载:8/0  |  提交时间:2019/12/02
Dual-resonance enhanced photo-acoustic spectroscopic detection system, has cantilever beam microphone fixed in constant temperature box, and phase-locked amplifier for outputting photo-acoustic signal measurement value to display. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-09
作者:  CHEN K YU Q GONG Z GUO M ZHOU X
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/02


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