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简述了全套管冲抓成孔设备的国内外发展状况、工艺技术原理 ,着重阐述了CG190 0型全套管设备的组成和参数、全套管施工法的主要特点、项目的生产试验和应用情况 ,以及其广阔的应用前景
The development situation and technology of the whole pipe punching and punching equipment are introduced briefly. The composition and parameters of the CG190 0 full pipe equipment, the main features of the whole pipe construction method, the production test and application of the project, As well as its broad application prospects