弯管机的种类包括顶弯式弯管机、拉弯式弯管机、小型机动弯管机、电动弯管机、矢量弯管机、()等。...
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当分配阀在“缓解位”时,主阀部开通()与制动管的通路。...
Thursday, September 22, 2022
Monday, September 19, 2022
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Thursday, September 22, 2022
Thursday, September 22, 2022
HXD3C型电力机车是由()三大部分组成的一个有机整体,即相互配合,又各自发挥独特作用,共同保证机车性能的正常发挥。...
Saturday, September 17, 2022
Thursday, September 22, 2022
直供电机车必须在开车前()min与车底连挂好并向车厢供电,保障空调和有关设备的用电需求。...
Sunday, September 18, 2022
班前按规定穿戴好防护用品,准备好个人物品,禁止戴妨碍视觉、听觉的色镜、帽子;点名会上()检查职工着装及精神状态。...
Thursday, September 22, 2022
Friday, September 16, 2022
Thursday, September 22, 2022
QBC线圈得电动作后,其主触头闭合,接通启动机油泵电动机电源,启动机油泵向()充油。...
Sunday, September 18, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
在列车运行速度160km/h及以上区段,列车通过前()分钟,在本线及邻线(线间距不足6.5m)上作业的人员必须下道避车,...
Wednesday, September 21, 2022