Based on analyzing the wall thickness design and stability checking method of drum, the finite element analysis of the crane 'drum is studied.

在分析传统卷筒壁厚设计与稳定性校核方法的基础上，对起重机卷筒进行了有限元分析。

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Some decisions, such as wall thickness and pin diameter, may depend on scientific calculations, but the nonscientific component of design remains primary.

有些决定，如壁厚和销轴直径，可能取决于科学的计算，但非科学的部分的设计仍然是首要的。

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The protective layer of the side wall waterproof layer and waterproof layer should be closely combined, the thickness of the protective layer shall comply with the design requirements.

侧墙卷材屋顶防水层的保护层与屋顶防水层应结合紧密、保护层厚度应吻合设计要求。

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