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