Should regard initial data in the charts of route location and curve elements as datum that coordinates calculate will just get the datum of high accuracy, Guide constructing accurately.
应以路线固定表和曲线要素表中的原始数据为基准推算坐标才会得到更高精度的数据，精确指导施工。
The route selection schemes, the construction procedure and the future prospects for constructing the railway network in Southeast Asia are also proposed.
提出构筑东南亚铁路网的选线方案、修建程序及远景展望。
At last constructing the system dynamic mechanism model based on the research route of the paper, by which to promote the mutual transformation of research and teaching accomplish.
第三运用了系统动态分析的方法，建立了科研素养与教学素养转换的系统动态机制模型图。
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