If not, build one the old-fashioned way by utilizing a work-breakdown structure and network diagram.
如果没有，可以利用工作分解结构和网络图等传统方式做一个出来。
2
Through comparison, and analysis, the hierarchy approach method is selected to (prepare) the passenger train workdiagram.
通过对这三种方法的分析和比较，选择了层次逼近法作为客车方案铺画的方法。
3
The technology of bar-code can simplify workdiagram, improve work efficiency and reduce input errors. The technology provides enough protection for making automation of laboratory.