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.
一种能够在纤维增强复合材料中钻孔的金刚石涂敷的钻头。
A diamond coated drill capable of drilling holes in fiber reinforced composite materials.
为碳纤维复合材料构件的钻孔，研制出一种便携式旋转超声钻。
A portable and rotary type ultrasonic drilling machine is developed and designed for drilling of carbon fibre composition components.
基于工程陶瓷及纤维增强复合材料的性能特点，选用金刚石套料钻来对其进行钻孔加工。
Based on analyzing the characteristic of engineering ceramic and fiber composite, the diamond trepanning drill is selected.
基于工程陶瓷及纤维增强复合材料的性能特点，选用金刚石套料钻来对其进行钻孔加工。
Based on analyzing the characteristic of engineering ceramic and fiber composite, the diamond trepanning drill is selected.
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