magnetic core-orientation test 磁法岩心定向测定
core orientation success percentage 岩心定向成功率
Study on Core Orientation Technique 岩芯定向新技术的研究
core-point orientation 核心点方向
core value orientation 核心价值取向
orientation core 定向岩心
Orientation Core Courses 方向核心课程
Orientation of drilling core 钻井岩芯定向
The way of determining strata occurrence and core orientation testing are introduced.
介绍了确定地层结构面产状的方法和岩芯定向试验情况。
To construct identity, form public cognition and obtain corresponding interests are always the core orientation of a country's foreign affairs strategy.
建构认同，形成公有认知，收获相应利益，始终是国家塑造对外战略的核心指向。
It is suggested that the collection of following information on drill core record compiling, core orientation, mine opening geological record compiling, et...
建议今后从地表填图、钻孔岩心编录、岩心定向、坑道编录等方面加强工程地质资料的收集。
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