Some decisions, such as wallthickness 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。
2
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。
3
This paper introduces the design and implementation of parison wallthickness control system in blow molding machine.