With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.
程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。
With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.
程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。
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