润滑脂密封 meaning in English
grease seal
Examples
- Grease seals for railway rolling stock
铁路车辆用润滑脂密封 - Upper reducer seals are grease purgeable to prevent contaminants from destroying the seals and entering the unit
上部的减速机是润滑脂密封的，能够防止污物破坏密封进入混合器内部。
grease seal