Production operation conditions show that all economic and technical indications meet the requirements, with remarkable benefit.

生产运行情况表明，各项技术经济指标均符合要求，效益明显。

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The plan of materials selection for OCTG needs to be made based on consideration of both the technical requirements and the economic benefits.

石油管材的选择方案应兼顾技术要求和经济效益。

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Primary requirements of SEC criteria, such as technical operability of reserve, economic condition, and time property were summarized.

总结了SEC标准的基本要求，即储量的技术可操作性、经济条件和时间属性。

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