转盘主控制阀 swing main control valve
右履带主控制阀 right track main control valve
履带主控制阀 track main control valve
斗杆主控制阀 stick main control valve
铲斗主控制阀 bucket main control valve
左履带主控制阀 left track main control valve
机具主控制阀 implement main control valve
驱动装置主控制阀 drive main control valve
动臂主控制阀简图 boom main control valve schematic
附加机具的主控制阀 optional implement main control valve
介绍了铁路救援机车WY Z - 8a型主控制阀板的性能测试装置，详细说明了各项性能测试的试验方法。
This article introduces the performance testing device on the railway wrecking car WYZ-8A active control valve board, and explains the testing method of each performance test in details.
分别阐述了自动控制系统的组成、工作原理、土壤阻力传感器、农具提升高度传感器、主控制阀位移传感器信号的测取与处理以及单片机控制的实现。
The signal of soil resistance sensor and the implement lift height sensor and the control-valve sensor were measured and managed. The system was under the control of the SCM.
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