YZ18 型液压振动压路机在研制中充分考虑了振动压路机的特点，并进行了创造性的设计。
It sufficiently takes the characters of vibratory road rollers into account and YZ18 hydraulic vibratory road roller is designed in a creative way.
之后分析了振动压实原理和振动压路机的工作原理，探讨了“压路机—土”的二自由度数学模型。
After this, it analyses the vibration compaction principle and the working principle of vibratory roller, probes into the "roller-soil" two-freedom mathematical model.
建立了振动压路机跳帧的动力学模型，研究了跳振时振动压路机的非线性动力学特性，选取次谐波共振为跳振的主要特征。
The dynamical model of jump vibration is built, the nonlinear dynamical characteristic of jump vibration is studied and find the sub-harmonics vibration is main characteristic.
压实作业的重要机械就是振动压路机，振动压路机的压实的优越性使其占压路机市场的90%的份额。
The important machinery of the schoolwork soil compaction is the vibroll whose superiority makes it take 90% of the market of road roller.
蛙式打夯机、轮胎压路机、静作用光轮压路机、振动压路机和手扶振动压路机等是国内压实机械的主要产品。
At present, compaction machinery products include:frog tap machine, type roll road, static effect roll road, vibratory roller and walk-behind vibratory roller, etc.
YZ30型全液压双驱自行式振动压路机是一种超大吨位、高技术性能的振动压路机。
The YZ30 type vibration roller is a kind of super-tonnage and high-technology product with the features of fully-hydraulic all-wheel driving and self-moving.
YZ30型全液压双驱自行式振动压路机是一种超大吨位、高技术性能的振动压路机。
The YZ30 type vibration roller is a kind of super-tonnage and high-technology product with the features of fully-hydraulic all-wheel driving and self-moving.
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