1) drilling operation difficulty
钻井施工难点
2) drilling operation
钻井施工
1.
Development and application of downhole hole-closure device in the overall process of underbalanced drilling operation;
用于全过程欠平衡钻井施工的井下封井器
4) construction difficulties
施工难点
1.
Based on the geological condition,surrounding environment and engineering characteristics of the river-crossing tunnel along the South Tibet Road in Shanghai,this paper analyzes the construction difficulties and potential risks,which involve many factors:complicated geological conditions,variable soil thickness,crossing of the Huangpu River and metro M8,the curved excavations.
基于上海市西藏南路越江隧道工程的地质条件、周边环境和工程特点,对该隧道的施工难点和可能存在的风险进行分析,发现主要存在地层复杂、覆土厚度变化大、穿越黄浦江和已运营隧道等难点。
6) construction key points and difficulties
施工重点难点
补充资料：施工企业技术组织措施计划(见施工企业技术)
施工企业技术组织措施计划(见施工企业技术)
technical and organize measurement plan in construction enterprise
施工企业技术组织措施杯茹”岑，~‘_:_，organize measurement plan in eonstruetionenterPrise)见施工企业技米管理基本制度。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条