proe同步模式下二次开发的简单例子，主要实现同步模式下对参数的各种操作，读取相关的参数值，希望对初学者能有点帮助-secondary development of simple examples the proe synchronous mode, synchronous mode for various operating parameters, read the relevant parameter values​ ​ , little help for beginne

vba编程手册，提供了各种函数的相关参数和例子-a vba coding reference,in which various functions parameter derections is available,as well as a lot of examples.

在进行桥梁后张法预应力施工时，需对钢绞线理论伸长量进行计算，以便在施工中与实际伸长量对比，复核混凝土中钢绞线是否正常拉伸。本工具可在CAD中画好钢绞线形状，选取后输入张拉参数，可在excel中生成结果报表。方便施工计算，特别是有不规则梁体时。-After conducting tensioned prestressed bridge construction, the need for theoretical strand elongation is calculated to compare