All hydraulic load sensing steering that supplies oil on demand preferentially and valve working hydraulic system of single pump priority are economic and energy-saving.

优先按需供油的全液压负荷传感转向及单泵优先阀门工作液压系统，经济节能。

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The design basis of the springs and hydraulic system is proposed, which can better distribute the load of the rubber wheel and steering wheel, and attain the purpose of safety and reliability.

提供了弹簧及液压系统的设计依据，从而可以更好的分配导向轮与胶轮的载荷，达到安全、可靠的目的。

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Based on the principle of power bond graphs, the modeling method for the hydraulic steering control unit type BZZ5 with the load sensing hydraulic steering system is introduced.

依据功率键合图原理，研究BZZ5型液压转向器和负荷传感全液压转向系统的建模方法。

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