介绍了分析复杂工程机构的封闭矢量约束方程的建立及求解此方程的“复权矢”法。掌握此法对利用计算机程序解决实际问题大为简便。 The establishment of a closed vector constraint equation for analyzing complex engineering organizations and the “complex vector” method for solving this equation are introduced. Mastering this method is very simple and easy to use computer programs to solve practical problems.