接触网测量仪采用超声、电子、光学、机械等手段测量电力机车接触网的高度和拉出值。
TJC contact net measuring apparatus USES supersonic, electronic, optical and mechanical methods to measure the height and pulling_out value of electrical engine contact net.
本文扼要地介绍了装在东风4型内燃机车上的16240Z型增压柴油机在不同海拔高度上的性能试验。
This paper presents the characteristics of 16240Z Diesel on Dongfeng-4 Locomotive run at various altitudes.
本文扼要地介绍了装在东风4型内燃机车上的16240Z型增压柴油机在不同海拔高度上的性能试验。
This paper presents the characteristics of 16240Z Diesel on Dongfeng-4 Locomotive run at various altitudes.
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