本方法用于分析各种液压缓冲装置动态特性时，只要列出数学模型，不用求解复杂的微分方程就能直接画出特性曲线；
It provides a method which uses high-resolution graphic on micro computer to analyse various dynamic performance curves of cylinder cushion device.
液压升降机中使用的液压油缸，其组成部分通常有五部分：活塞和活塞杆、缸筒和缸盖、缓冲装置、密封装置、排气装置。
The use of hydraulic cylinder in hydraulic elevator, the part usually has five parts: piston and piston rod, cylinder and cylinder head, buffer device, sealing device and exhaust device.
在普通液压缓冲器的基础上，开发出两台阻尼可调式碰撞吸能装置，编制了模拟碰撞过程的计算软件。
Based on conventional hydraulic bumper, two damping-tunable energy absorbers are developed and calculating programs for simulating impact pro cess are programmed.
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