液压系统工作原理参见液压系统原理图。

Refer to the drawing for knowing the working principle of hydraulic system.

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介绍了改进后的硫化器液压系统工作原理，给出了液压系统原理图及主要参数。

The principle figure of hydraulic system and mainly parameters are given. The advantage of improved vulcanizer is reliable, identical, safe, steady and automatic.

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运用CAD软件绘制了液压系统原理图，油缸零件图和小型挖掘机的总体装配图。

Using CAD software to draw a diagram of hydraulic system, hydraulic cylinder part drawing and assembly drawing of small excavator overall.

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