If a holography laser system is controlled by this instrument, several interferograms describing alterations within several intervals can be obtained at a time in a test.
用于控制全息激光系统，一次试验就能获得多幅说明变化的干涉图。
If a holography laser system is controlled by this instrument, several interferograms describing alterations within several intervals can be obtained at a time in a test.
用于控制全息激光系统，一次试验就能获得多幅说明变化的干涉图。
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