Refki雷夫基refn.裁判员refrigeration dehumidifier冷冻除湿机reforested area statistics重新造林面积统计reforge micro-foundation微观基础再造refractive humidity sensor折射式湿度传感器reforin and opening - up改革开放refractive structure index折射率结构常数refractive index ellipsoid折射指数椭圆refrigerating plant waggon冷冻机械车Refom of Late Qing Dynasty清末新政refrigerative ball milling冷冻球磨