1)disc brake,制动碟2)dishing arrester,碟式制动器3)brake cylinder with the dish-shaped spring,带碟形弹簧的制动油缸4)zip disk,zip disk drive,极碟，极碟驱动器5)manual butterfly valve,手动碟阀6)electric butterfly valve,电动碟阀(仪)
用法和例句
The new-rebuilt plans for the automatic replacement device of the valve and dishing arrester are presented.
