lock ablutioner 锁紧垫圈

sealing ablutioner 密封垫圈

countercurrent ablutioner 逆流式洗涤机

abate ablutioner 锥形垫圈

copper ablutioner 铜垫圈

bed ablutioner 沉沙盘

spring ablutioner 弹簧垫圈

air ablutioner 空气洗涤器

rag ablutioner 半料洗涤机