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
程
,
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.
结合程,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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：以上
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