【摘要】 用带不等长缓和曲线的新设曲线改造既有曲线，使曲线上控制点位移满足允许拨动量，并编制了BASIC计算程序。通过对三都运煤站工程的上机计算，结果正确可靠，满足要求。更多还原

【Abstract】 A railway curve with different mitiguting curve lengthes is used in the rebuilding of an existing railway curve,lesseuing the displacement of ciutrolling points in the curve. A practieal example is calculated with the proposed BASIC program,and reliable results are obtained.更多还原