大秦线上运行的两万吨运煤列车长度可达7公里，由大功率电力机车牵引，大大降低了运营成本。
Along this line 20,000-ton coal trains can reach a length of over 7 km pulled by powerful electric locomotives over an extra heavy duty track and driving down operating costs.
拥有20公里的铁路专用线和3台自备机车，500多辆铁路自备车，并拥有先进的通讯设施。
It obtains 20 km special railway lines, 3 self-sourced locomotives, more than 500 railway self-provided vehicles and advanced communication facilities.
日常信息管理子系统包括职工指纹信息、数据字典、机统—6、机统—28、机车走行公里、机车检修计划等功能模块。
The subsystem of daily management consists of worker's fingerprint information, data dictionary, locomotive statistics-6, statistics-28, locomotive running kilometer, locomotive maintenance plan, etc.
它们的特点是结构简单、阻力系数稳定、密封可靠，基本实现了机车走行一个架修期(至少20万公里)不换修油压减振器的目标。
Thus, the target is basically reached that the locomotive can run without replacement of the oil damper between two unwheeling repairs (at least 200 thousand kilometers running).
机车重量为90吨，最大时速为120公里；小时，并装有真空和空气双重制动器。
The weight of the loco is 90 tonnes and maximum speed is 120 km. h, and dual vacuum and air brakes are provided.
由法国进口ND_4型内燃机车上的AGO柴油机气缸盖，仅运用三万公里左右即在气阀座过桥等处产生裂纹，严重影响机车安全运行。
After the ND4 diesel locomotive made in France only operated about 30,000 km, the cylinder heads of its AGO diesel engine cracked at the bridge of two-valve seats and other places.
由法国进口ND_4型内燃机车上的AGO柴油机气缸盖，仅运用三万公里左右即在气阀座过桥等处产生裂纹，严重影响机车安全运行。
After the ND4 diesel locomotive made in France only operated about 30,000 km, the cylinder heads of its AGO diesel engine cracked at the bridge of two-valve seats and other places.
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