短语
右履带阀
right track valve
左履带阀装置
left track valve unit
右履带控制阀
right track control valve
左履带拉紧阀
left track takeup valve
右履带张紧阀
right track takeup valve
履带马达梭阀
track motor shuttle valve
履带主控制阀
track main control valve
右履带主控制阀
right track main control valve
左履带主控制阀
left track main control valve
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