Analyze the displacement of the chain plates (including outer and inner), shaft plug, and sleeve parts.

分析外链板、销轴和内链板、套筒元件应力应变情况；

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Featuring streamline shape and filled with lead, the free-fall opening plug can quickly free-fall to the lower sliding sleeve.

重力塞为流线形，内部装有铅，投塞后快速自由下落至下滑套上并形成密封。

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Featuring streamline shape and filled with lead, the free-fall opening plug can quickly free-fall to the lower sliding sleeve.

重力塞为流线形，内部装有铅，投塞后快速自由下落至下滑套上并形成密封。

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