speed-torque curve

The train slowed its speed as it went around the curve.

火车在弯道行驶时放慢了速度.

The theoretical exploration on working surface curve design of zero-speed seeding tube

零速投种导种筒工作面曲线设计的理论探讨

Discussion on the Curve Radius of Beijing-Shanghai High-speed Railway

京沪高速铁路曲线半径问题的探讨

Establishing the dynamic performance simulation of high-speed train track random irregularity excitation model by taking the PSD ( Power Spectral Density), the change law of wheel/ rail vertical and horizontal force with curve radius value in less super high and super high state is obtained.

将德国高干扰谱用于高速动车动态性能仿真建立的轨道随机不平顺激扰模型，分析了欠超高和过超高状态下轮轨垂向力和横向力随曲线半径值变化规律。

With low density discretization, the first stage optimization could seek energy-saving target speed curve widely and provide optimized guidance for the second.

第一阶段优化采用低密度离散化方式，全面搜索可行的节能目标速度曲线，为第二阶段优化提供优化指导。