untreading

1. The hydraulic in this design is a general beam-column type one, which is made up by the mainframe, electrical system and hydraulic system. It can be operated by autoloading fashion, manual fashion or spot moving fashion, to achieve the following process: sliding down rapid; sliding down slowly; adding pressure; keeping pressure; removing pressure; the low hydraulic tank work out; the low hydraulic tank untreading.
    本设计中的液压机属于梁柱式一般用途液压机，主要由主机、电气系统和液压系统等三部分组成，采用半自动、手动和点动三种操作方式，能实现以下几个工作过程：滑块快速下行；滑块慢速工进；加压成型；保压延时；卸压回程；顶出缸顶出；顶出缸退回。

2. The card untreading of the utility model is very smooth.
    本实用新型退卡极顺畅。