sealing element
短语词组
- Secondary sealing element 輔助密封材料;輔助密封材質
- heel of sealing element 密封元件的跟
- new type sealing element 新型密封件
- Stainless Steel Sealing Element 不鏽鋼密封件
- flexible sealing element 柔性密封元件
- Dynamic sealing element 動態密封材質
- type sealing element 密封皮碗
- elastic sealing element 彈性密封件
- packer sealing element 封隔器膠筒 返回 sealing element