hygroscope

1. Sword hygroscope: A sword like instrument used to compare the moisture content of a stack of paper with the ambient humidity.
   剑形湿度计：把纸堆湿度与周围环境湿度比较的像剑形仪器。
2. This kind of conveyors were designed and produced in last time in Polish companies, and we put on to discuss for their application in industry for haulage of materials: dusty, hygroscope and wastes.
   这种运输机最终是由一家波兰公司设计和制造的，它也可以适用于其它工业运输容易产生粉尘的固体废弃物。
3. Research and Design of Hygroscope for Tongue Moisture
   舌体湿分含量测量仪的研究与设计

noun

1. hygrometer that shows variations in the relative humidity of the atmosphere