SFY係xi列lie紅hong外wai線xian快kuai速su水shui分fen測ce定ding儀yi,采cai用yong熱re解jie重zhong量liang原yuan理li設she計ji的de,是shi一yi種zhong新xin型xing快kuai速su水shui分fen檢jian測ce儀yi器qi。水shui分fen測ce定ding儀yi在zai測ce量liang樣yang品pin重zhong量liang的de同tong時shi,紅hong外wai加jia熱re單dan元yuan和he水shui分fen蒸zheng發fa通tong道dao快kuai速su幹gan燥zao樣yang品pin,在zai幹gan燥zao過guo程cheng中zhong,水shui分fen儀yi持chi續xu測ce量liang並bing即ji時shi顯xian示shi樣yang品pin丟diu失shi的de水shui分fen含han量liang%,幹燥程序完成後,最終測定的水分含量值被鎖定顯示。