名词短语
中文翻译：钻孔施工调查
同义词：
['钻井施工调查，井下钻探调查例句：1. The construction survey for drop shaft sinking is crucial in ensuring the safety of the drilling operation.（进行井下钻探的施工调查对于确保钻井作业的安全至关重要。）']
例句：
-
1. The construction survey for drop shaft sinking is crucial in ensuring the safety of the drilling operation.
进行井下钻探的施工调查对于确保钻井作业的安全至关重要。
-
2. The engineer conducted a detailed construction survey for drop shaft sinking before starting the project.
工程师在开始项目之前进行了详细的井下钻探施工调查。
-
3. The construction survey for drop shaft sinking was completed within a week, which greatly improved the efficiency of the drilling operation.
井下钻探施工调查一周内完成，大大提高了钻井作业的效率。