Thursday, September 22, 2022
Thursday, September 22, 2022
问题: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
Thursday, September 22, 2022
问题: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
问题:在主手柄回到()位时,模式开关在OFF位后,方能关闭主控制器钥匙。...
Saturday, September 17, 2022
Monday, September 19, 2022
问题:说明电阻制动时与牵引工况时电机电枢绕组和励磁绕组连接电路的变化。...
Saturday, September 17, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Sunday, September 18, 2022
问题:神华八轴交流机车制动系统通过制动柜来实现列车管、制动缸、停放制动缸压力控制,同时还能为主压缩机的自动启停控制、撒砂控制提...
Wednesday, September 21, 2022
问题:中频弯管机是属于管子热煨的一种方法,是用电能通过感应圈来加热管子的弯曲部位,一般煨曲Ф114*4的管子,调整直流电源为3...
Thursday, September 22, 2022
Thursday, September 22, 2022
问题:东风7c型机车的机油系统有()种不同的循环回路。 ...
Wednesday, September 21, 2022
Thursday, September 22, 2022
问题:三通阀在急制动位z r孔路为何设计为半对而不设计为全对?...
Sunday, September 18, 2022
问题:接触网距钢轨顶面的高度在区间和中间站,不小于5700mm。...
Saturday, September 17, 2022