单词	proportional reduction
释义	proportional reduction 按比例减低
随便看	vertical filing cabinet vertical filing cabinets vertical filler vertical fillet weld vertical film changer vertical film head vertical filter vertical filtering vertical filtering action vertical fin vertical-fin vertical fine boring machine vertical fine boring machine with cross table vertical fine diamond boring machine Vertical fine pulverizer vertical fine root distribution vertical finite line source vertical fin pair vertical fins vertical fintube heater vertical fire vertical fired furnace vertical fire tube boiler vertical fire-tube boiler vertical fire-tube exhaust boiler