特殊用法automatic data reducer1.自动数据简化器Belitzski's reducer1.【摄】比利兹基减薄剂bull gear reducer1.大齿轮减速机catalyst reducer1.催化剂还原器cerium-thermic reducer1.铈热还原剂combined reducer1.混合减弱剂motorized speed reducer1.电动减速器noise reducer1.消声器packaged reducer1.小型减速机photographic reducer1.照相减薄剂2.照相还原剂piloted reducer1.先导式减压阀pipe reducer1.渐缩管; (不同管道连结的)大小头planetary reducer1.行星减速齿轮装置planet-gear speed reducer1.行星齿轮减速机slab reducer1.初轧板坯齐板压力机speed reducer1.减速器spur type planetary reducer1.正齿式行星减速齿轮(装置)spur-gear speed reducer1.正齿轮减速机worm reducer1.蜗轮减速器worm-gear speed reducer1.蜗轮减速机