The authors successfully developed a new type of magnetic seal mechanism which can basically solve difficult problem of oil pollution in working cylinder and regenerator of refrigerator, based on theoretical calculation and experimental research.

• 作者成功地研制了一种新型磁力密封装置,在理论计算和实验研究的基础上,解决了制冷机工作腔和蓄冷器中油污染的难题。