The packing gland is used to maintain compression on the packing rings.

填料压盖用来压紧填料环。

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The cylinder and the front and rear end caps are fixed and sealed by fixed screws and rubber packing rings.

缸筒与前、后端盖，用固定螺钉和橡胶密封圈固定且密封。

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Flexible graphite packing rings are made of flexible graphite belt or braided graphite packings which are processed by pressing with mold to form rings in various sizes.

柔性石墨填料环是用柔性石墨带或柔性石墨编织填料(盘)，经模压成不同尺寸的环。

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Lord of the Rings is currently packing them in and last week Philip Pullman author of a trilogy of children's books was awarded one of the world's top literary prizes the Whitbread Book of the Year, the first time that a book aimed at children has carried off this particular award, The Amber Spy Glass, part three of the trilogy.

BBC: News | BREAKFAST WITH FROST | Interview with Philip Pullman