Thermal expansion pipe, CS type ware, it is by the expansion set, pressure plate and telescopic combination to body.
热力管道伸缩器型号CS型，它是由伸缩套、压盘和伸缩体组合而成。
The paper introduces the hard ware composition and soft ware design of computer control system of spark frequency of high pressure static dust extractor.
本文介绍了高压静电收尘器火花频度计算机控制系统的硬件组成和软件设计。
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