metallic packing
短语词组
- metallic leaf packing 金属箔衬垫
- Metallic Soft Packing 金属软填料
- metallic decoration packing ring 金属密封环
- metallic decoration packing 金属填料
- complete metallic packing 金属填料组件
- semi -metallic packing 半金属迫紧;半金属填料;翻译
- metallic packing ring 金属密封环;金属填密圈
- metallic valve stem packing 阀杆金属填密
- metallic piston rod packing 活塞环金属填料 返回 metallic packing