二极管是一种只允许电流单向流动的元件。
A diode is a device which only allows current to flow in one direction.
介绍一种新型气液元件行程控制单向阀的结构、原理和特点，以及在组合机床动力滑台液压系统中的应用。
This paper briefly introduces structure, principle, application and feature of a new element named travel control single direction valve.
通过建模、仿真分析，可以在设计这种保压系统过程中，较好地确定单向阀的泄漏特性，为选用元件提供依据。
The leakage characteristic of the rebound valve can be established by building the simulation model in the process of designing this kind of hydraulic system, according tow…
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