The construction technique of CFG piled composite foundation by long auger boring methodology is studied and summarized according to the project of China Film Museum.
针对中国电影博物馆工程使用长螺旋钻管内泵压CF G桩复合地基施工技术作了一些有益的尝试、研究和总结。
Features include self cleaning cartridge style filters, hydraulic auger for dust discharge, all on a heavy duty street legal trailer.
特点包括自动净化筒式过滤器、用于排尘的液压螺旋钻和拖车。
An analysis related to various kinds of soil cutting by earth auger, this paper puts forward that running speed of frill should be faster than critical speed so as to increase the efficiency of drill.
通过分析长螺旋钻机在切削各类土质时，钻具的角速度与土块运动机理关系，提出确定钻具临界的方法，而工程施工中钻杆的实际转速应大于临界转速，以提高钻机的工作效率。
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