wet and dry bulb hygrometer 干湿球度计
wet-and dry-bulb hygrometer 干湿温度计 ; 湿版洗印
wet-and-dry-bulb hygrometer 干湿球湿度计
electric wet and dry-bulb hygrometer 电动干湿泡湿度计
dry and wet bulb hygrometer 干湿球湿度计 ; 干湿球湿度表
dry-and-wet-bulb hygrometer 干湿球湿度计 ; 湿度计
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