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Geometric performance parameters of three-point hitch linkage system of a 2WD Indian tractor
kinematic linkage analysis Newton-Raphson solution virtual hitch point
2015/5/18
Geometric performance parameters of three-point hitch system of a most sold model of a 2-wheel drive Indian tractor were determined by generating the path of upper and lower hitch points by kinematic ...
车身覆盖件CAD模型曲面缝合技术（Healing Method of CAD Geometric Model for Automobile Panels）
车身覆盖件 几何模型 曲面缝合
2010/12/29
修复车身覆盖件CAD数据是有限元分析前处理中的重要步骤，针对车身覆盖件CAD模型中曲面缝隙问题，采用NURBS技术对曲面缝合加以研究，通过管柱算法快速判定匹配边界，以基于特征的曲线合并方法完成曲面缝合，并开发出曲面缝合算法模块。通过对汽车翼子板零件的缝合验证了算法的有效性。
Geometric displacement volume and flow in the phase of a two-phase hydraulic converter
geometric displacement volume alternating flow two-phase mechanism
2014/2/27
The paper researches the possibilities to replace the parallel flow hydraulic mechanisms in agricultural machinery with hydraulic units with fluid alternating flow as they provide more efficient opera...