Based on the research of the connection relationships among the tunnels, this paper presents a new rapid automatic rendering model of ventilation system double-line graphics.

笔者在深入研究通风网络巷道连接关系的基础上，提出一种新的通风系统双线图快速自动绘制模型。

youdao

Based on the research of the connection relationships among the tunnels, this paper presents a new rapid automatic rendering model of ventilation system double-line graphics.

笔者在深入研究通风网络巷道连接关系的基础上，提出一种新的通风系统双线图快速自动绘制模型。

youdao