基本释义:

止动挡圈

网络释义

1)stop collar,止动挡圈

2)closing ring,止动环，挡圈

3)stop collar cover,止动挡圈罩

4)outer ring flange,外圈止推<动>挡边

5)thackeray washer,止推环;挡圈

6)stop-adjusting scre,止动挡块