bucket ring的相關(guān)資料：
臨近單詞
bucketeer
bucket
bucket system milking machine
bucket - type stilling basin
bucket-type energy dissipator
bucket wheel staker-reclaimer
Bucket elevator for coal washing
bucket feed-discharge elevator
bucket-wheel stacker reclaimer
bucket wheel stacker/reclaimer
bucket dissipator for bottom flow
bucket-type stationary elevator
