In different engineering geological conditions, the construction process, the migration of overlying strata have different rules.
在不同工程地质条件下，施工过程中覆岩具有不同的运移规律。
Combined with engineering example the characteristics of auger drill and construction defects for special strata are discussed.
结合工程实例，论证了旋挖钻机的特点及在特殊地层的施工缺陷。
Therefore, to seek the law of strata deformation in the process of construction has very important academic value and engineering application value.
因此，探明施工过程中地层变形的规律有十分重要的学术价值和工程应用价值。
The nail-dog and rock-bolt technique is often used in the supporting construction of such complicated slopes as artificial fill, sandy graves strata, sand deposits and muddy soil.
通过实践总结了土钉及锚杆技术在人工填土、砂卵石、砂层、淤泥质土等复杂地层边坡支护施工的处理方法。
The construction technique of STRATA stress absorption system is introduced by practical engineering example.
结合工程实践，介绍STRATA应力吸收层的施工工艺。
When there is pyrite-bearing strata in tunnel construction, oxidization of pyrite will result in formation of acidic environment and bring adverse effect on durability of concrete lining.
当隧道工程施工遇到含黄铁矿的地层时，黄铁矿氧化形成的酸性环境以及其引发的一系列化学反应会对隧道混凝土衬砌的耐久性带来不利的影响。
The anti-float anchor is provided with the good adaptability of strata, convenience of construction, and its layout of anchors is flexible and efficient.
抗浮锚杆具有良好的地层适应性，易于施工，锚杆布置非常灵活，锚固效率高。
This paper introduced the technology and measures of shaft construction in thick clay strata, and analyzed the encountered problems.
本文对立井冻结段深厚表土层施工技术措施作了简要介绍，对立井深厚粘土层施工中出现问题进行分析探讨。
This paper took level 1280 strike drift of Dragon Head Mine as example to make an approach to the construction technology for drifting in bad strata.
本文以龙首矿1280沿脉巷道为例，对不良岩层中掘进的施工技术进行了探讨。
The causations of drilling well leakage in northern Shaanxi oil-bearing area can be come down to two kinds of strata reasons and improper construction technologies.
陕北油区钻井施工井内漏水原因，可归结为地层和施工工艺不当两方面。
So that a scientific basis for tunnel construction of coal measures strata and reasonable exploiting mineral resources in complex geological conditions is offered.
为复杂地质条件下煤系地层隧道建设和合理开采矿产资源提供了科学依据。
Moreover, carding and search of geochemical anomalous beds were done, and geochemical correlation of regional strata was made, which led to the construction of the regional geochemical framework.
同时对地球化学异常层进行了梳理搜索，并对区域地层进行了地球化学对比，从而建立起区域地球化学格架。
Evaluating rock drillability distribution rule before strata has been opened has practical significance to guidance of drilling construction.
预先评价未打开地层的岩石可钻性分布规律，对钻井施工提供指导是有实际意义的。
Evaluating rock drillability distribution rule before strata has been opened has practical significance to guidance of drilling construction.
预先评价未打开地层的岩石可钻性分布规律，对钻井施工提供指导是有实际意义的。
应用推荐