annular packing

• 垫圈,环装密封垫,环状填料

annular packing的用法和样例：

例句

1. Standard NIBCO iron valves are furnished with Synthetic Fibers and Graphite packing, along with Synthetic Fibre gaskets.
   标准美国尼伯科铸铁阀门配置合成纤维和石墨填料，以及合成纤维垫圈。
2. Optional packing and gasket materials are available for a full range of service conditions.
   可提供备选填料和垫圈材料，以满足各种应用环境。