gas laser interferometer 气体激光干涉仪
A 3 cm X-band microwave interferometer with a phase-locked amplifier as detector has been used to measure small phase changes as a microwave beam passing through the gas discharge tube.
本文用3厘米微波干涉仪，以锁相放大器作检测器，测量了微波通过气体放电管时所引起的相移。
A method of measuring gas concentration with Michelson interferometer is presented.
本文介绍用迈克尔逊干涉仪测量气体浓度的一种方法。
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