采用轴对称模型和有限元方法，模拟了大秦线长大坡道循环制动条件下货车车轮温度和应力场，结果表明车轮高应力区出现在辐板上，现行制动条件下车轮强度满足使用要求。
The temperature and stress field of wagon wheel under the condition of long ramp way cycle braking in Daqin line have been simulated by using FEM and axial symmetry model.
野野村辉从小在小山镇长大，是个酷爱自行车的少年，童年时经常骑车涌爬坡道。
Teru has been brought up in a hill town and spent his childhood conquering the slopes on his bicycle.
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