ABMA
美
英 
- 網絡美國軸承制造商協會(American Bearing Manufacturers Association);美國鍋爐制造商協會(American Boiler Manufacturers Association);美國鍋爐制造商協會標準
例句
As PA9 but running accuracy better than ABMA tolerance class ABEC 9.
與PA9相同,但旋轉精度超過ABMA公差級ABEC9級。
Dimensional and running accuracy to ABMA tolerance class ABEC 9 (better than P4)
尺寸和旋轉精度符合ABMA公差級ABEC9級(超過P4)
Taper roller bearing to ABMA standard with external flange on the outer ring
符合ABMA標準、外圈有外部擋邊的圓錐滾子軸承
Accuracy to ABMA tolerance class 0 for inch bearings
精度達到英制軸承的ABMA公差0級