reduction box减速箱reductionn.减少；降低；减价；(化学)还原反应；(数学)约分reduction of cross-sectional area断面收缩率reduction rate of finishing rolling终轧变形量reduction gear lubricating oil pump降低齿轮润滑油泵Reduction of volvulus by laparotomy剖腹肠扭转复位术Reduction gear lubricating oil tank减速齿轮箱润滑油循环柜Reduction of prominent malar complex颧骨复合体肥大缩小术reduction-oxidation polymerization氧化还原聚合reduction of temporomandibular joint颞下颌关节脱位复位术Reduction of open coccygeal fracture开放性尾骨骨折复位术reduction by hyperextension of spine腰背过伸复位法