另外，本次研究对复合地基中螺旋钻孔压灌混凝土桩的设计参数的选取提供了参考和建议。
In addition, some references and Suggestions on choosing design parameters of screw drill press concrete stake in complex foundation have been provided in this research.
本文根据工程实例介绍了某个体育场施工中复合曲线上钻孔坐标的计算及测设方法。
Taking a stadium as an example, the paper introduces a method to calculate hole coordinates in complex curves.
研制开发了一种用于芳纶纤维复合材料钻孔的自压紧钻孔装置及加工工艺，阐述了研制的关键技术及加工工艺要点。
The self-impacted drilling equipment and processing technology for the drilling of aramid fiber composites are developed, and the key technology and processing points are presented.
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