This paper introduces successful construction method and control measure currently used for holedrill, borehole deviation, protection tube, and embedment and installation of bimetal mark.
介绍了目前比较成功的倒垂孔钻孔、钻孔偏斜、保护管安装、双金属标的埋设及安装等施工方法和控制措施。
It introduces the new method and construction process of seabed pipeline protection by adopting sand quilt.
介绍采用砂被保护海底管线的新方法及施工过程。
It is introduced that the construction method, status and development of cathodic protection and cathodic prevention for concrete.
主要介绍钢筋混凝土阴极保护和阴极防护技术的实施方法、状况与进展。
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