On the basis of systematic study, this paper points out: the agricultural hydraulic bulldozer is composed of agricultural tractor with hydraulic dozer blade.

本文通过对农用液压推土机的系统研究，指出：农用液压推土机是以农用拖拉机配置液压推土铲组成。

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The key techniques of hydraulic bulldozer travelling control are introduced. The control strategies and algorithms of direction and velocity control, and power self-adaptive control are developed.

介绍了全液压推土机行走控制的关键技术，重点给出了行走方向与速度控制及功率自适应控制等主要环节的控制策略和控制方法。

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The match of parameter in the full hydraulic driving system of bulldozer have been analyzed and discussed in this text, and the control of the match has been studied.

对全液压推土机的行走驱动系统参数匹配进行分析探讨，并对匹配控制进行了分析研究。

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