Hydraulic crawler crane is a crane.
液压履带式起重机是起重机的一种。
The equations are solved with numerical method the dynamic characteristic of hydraulic crawler crane in elevating operation of the crane is obtained through computer simulation.
用数值方法求解了系统动力学方程，对变幅运动过程进行了数值仿真。
The equations are solved with numerical method the dynamic characteristic of hydraulic crawler crane in elevating operation of the crane is obtained through computer simulation.
用数值方法求解了系统动力学方程，对变幅运动过程进行了数值仿真。
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