This article will introduce an improved 78xx voltage-stabilizing circuit, which avoids the weaknesses of the traditional circuit and also improves the transforming efficiency.
文章介绍了78 XX系列三端稳压电路的改进电路，克服了传统电路的缺点。
The renovation was aimed at stabilizing the operation pressure, hence the energy consumption and the plate efficiency were obviously improved.
根据这一结论对气体分离装置进行以稳定压力为主的针对性改造，改造后各塔操作稳定性和塔板效率明显提高。
It has advantages of small volume, light weight, high efficiency, wide voltage stabilizing range, no waveform distorion etc.
设计出一款体积 小、重量轻、成本低、性能稳定的低速率误码测试仪。
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