Refki雷夫基
refn.裁判员
Refractories with chromite含铬耐火材料
refrigeration cycle system制冷循环系统
refrigeration installation致冷装置
refractive index of liquid液体的折光率
refrigerating Dewar vessel制冷式杜瓦瓶
refractive index of cement光学胶折射率
refrigerated rolling stock隔热车皮, 冷藏车厢