Therefore, study for work mechanism, design method and construction technology of composite soil nail is useful of technically perfection, and also useful of broadly application of this technology.
因此，研究其工作机理、设计方法、以及施工技术，将使得该项技术更加完善，也有利于该项技术应用空间的扩展。
Study on the technology of the cement mixing pile composite foundation and the site construction management;
结合扬子石化清净排口基坑工程，介绍了水泥搅拌桩与土锚组合支护结构的实际应用。
Study on Composition and Technology of Carbon-based Composite Slider;
研究稀土和锌对铜基粉末冶金滑板的影响。
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