The turnable axles of different specification can be used with different floor spring.
备有不同规格的转轴可与各种地弹簧配合使用.
Resonant wavelengths is demodulated by using a turnable F-P interferometer of simple and small and practicability.
谐振波长的解调采用可调谐F -P 腔干涉解调,结构简单,体积小,易于实用化.
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