Unscrew seat cylinder from body and remove entire assembly.

从阀体上拧下阀座圆筒上的螺丝，并拆卸整个总成。

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Stress dispersion and stress calculation of cylinder-body were studied. The results showed that assembly cylinder body is a good method of increasing load of cylinder body.

通过对缸体应力分布的研究和计算，得出组合缸体是提高缸体承载能力的好方法。

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