patterndraft

Coupling effect of tread patterns and pavement texture on tire noise;

轮胎花纹与路面纹理耦合对轮胎噪声的影响

3D mathematical model of longintudinal tread patterns;

轮胎纵向花纹三维数学模型的建立及应用

Research on the changing of knitting patterns with colored yarns;

花式纱针织物花纹变化的研究

After seeing the function of graph symbol in processing and constructing pattern symbol database,using the Computer Assistant Design(CAD)and MapGIS,this paper designs reaches to the realization of the all-purpose land pattern symbol database,and researches the arithmetic of the special patterns of swampland.

在了解GIS图形符号处理和花纹符号建库功能之后,利用计算机辅助设计技术和MapGIS软件平台具体实现在本专业工作中可实际应用的通用土地花纹符号库,并研究沼泽地特殊花纹的填充算法。

Cause of the fault for tread plate processed from cast-rolling stock and resolution method;

铸轧坯铝花纹板缺陷产生的原因及对策

The process of producing 3A21 tread plates by two-roller rolling mill was studied.

对两辊轧机生产3A21合金花纹板的工艺进行了研究,并对热轧坯料、压花前坯料、轧辊工艺润滑剂、花纹辊的维护提出了良好的建议。