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The system is of reflective type and composed of thermostatic bimetal plate, lever piston framework, optical grating and optical fiber probes. 該系統(tǒng)具有反射式結(jié)構(gòu)，由熱雙金屬片、連桿-活塞機(jī)構(gòu)、光柵及光纖探頭組成。