Thursday, September 15, 2022
Wednesday, April 19, 2023
Thursday, September 15, 2022
问题:开挖基坑时,边坡的坡度必须按照设计的要求,按放好的边线(),不得...
Friday, September 16, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
问题:209HS型基础制动装置的制动力比较大,为了防止紧急制动时车轮抱...
Saturday, September 17, 2022
Thursday, September 15, 2022
Saturday, September 17, 2022
问题:同一转向架最前位轮轴中心线与最后位轮轴中心线之间的距离称为()。...
Saturday, September 17, 2022
Saturday, September 17, 2022
问题:列车运行图中的横线、竖线和斜线分别代表车站、时间和()。...
Saturday, September 17, 2022
Thursday, September 15, 2022
Saturday, September 17, 2022
Monday, November 4, 2024
Sunday, September 11, 2022
Thursday, August 7, 2025
问题:正常时有较大工作电流流过的接地装置附近,流散电流在地面各点产生的...
Saturday, September 17, 2022
问题:下列指标中,()属于运行图质量指标。A、客、货列车走行公里B、客、货列车行车量C、客、货列车平均技术速度D、货物列车平均旅行速度E、机车周转时间和机车日车公里...
Friday, September 15, 2023