动态密封 meaning in Chinese

dynamic packing
dynamic seal

Study on dynamic sealing of new - type spring
新型弹簧动态密封研究
Technical drawings - seals for dynamic application - detailed simplified representation
技术制图.动态密封应用.详细简化画法
Technical drawings - seals for dynamic application - general simplified representation
技术制图.动态密封应用.第1部分:简化画法
Homogeneous rubber materials for dynamic seals in domestic appliances using combustible gases up to 200 mbar
使用200 mbar以下压力的家用燃气设备中的动态密封垫圈用匀质橡胶材料
Specification for homogenous rubber materials for dynamic seals in domestic appliances using combustible gases up to 200 mbar
使用压力达200毫巴可燃气体的家用器具的动态密封件用均质橡胶材料规范