润滑油进油路
lubrication inlet passage
机具油泵进油管路
implement pump oil inlet line
机油冷却器外部进油管路
oil cooler external inlet line
压力控制顺序阀进油管路
priority valve inlet line
制动器冷却油进口通路
brake cooling oil inlet passage
转向泵进油管路
steering pump suction line
扩大迷路进路
Enlarged translabyrinthine approach
迷路进路
translabyrithine approach
Translabyrinthine approach
Trans-labyrinthine approach