lattice dimensions

This article introduces through the typical example induction in pro/engineer the establishment of commonly used size array character and the method to help designer complete the character.

阵列特征常常是高效设计过程的一个瓶颈,该文通过典型实例归纳介绍了Pro/ENGINEER中创建各种常用的尺寸阵列特征的思路及方法,以帮助设计人员更好地完成该特征的创建,做到举一反三。

Using extremum statistical method to predict pit corrosion sizes of the pipeline in service and further to evaluate the residual strength of the pipeline has a great significance for controlling accidents of corrosive perforations, guiding pipeline rehabilitation and replacement as well as prolonging service life of pipeline.

长输管道的腐蚀类型多为均匀腐蚀或点腐蚀,采用极值统计方法对在役管道的点蚀尺寸进行预测,进而评价管道的剩余强度,对于控制管道的腐蚀穿孔事故、指导管道的修复更换、延长管道的使用寿命具有重要意义。

Based on the productive practice, a measuring method for typical intersecting point dimensions is presented.

根据生产实践提出一种典型交点尺寸的测量方法 ,介绍了该方法的数学模型、测量步骤、误差分析及计算程序。