• 粉末冶金(5.1)采用烧结工艺金属粉末制成各种各样零件。金属粉末放在封闭金属(模具)中在压力下被

    Powder metallurgy (Fig. 5.1) USES sintering process for making various parts out of metal powder. The metal powder is compacted by placing in a closed metal cavity (the die) under pressure.

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  • 烃类生成作用,蒙脱石脱水,水热增压及地层封闭产生高压油气藏主要原因

    The major causes of abnormally high pressure oil-gas pools are hydrocarbon generation, under compaction, montmorillonite dehydration, hydrothermal-pressure increasing and sealing.

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  • 证明任一环有代数封闭扩张,且封闭上的四元数体代数封闭的,给出了代数封闭环的若干性质。

    The two theorems are proved that any ring can be extended into an algebraically closed ring and that the quaternionic skew field over a real closed field is algebraically closed.

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  • 异常形成均衡、水热增压、烃类生成存在较好的封闭层有关

    The authors of this paper hold that the mechanism of abnormal pressure is related with disequilibrium compaction, aquathermal expansion, hydrocarbon generation and better sealing strata.

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  • 持续生烃封闭普遍超压的主因,现代地压状况晚期构造改造结果

    The superpressures mainly result from sustained hydrocarbon-generation and compaction seal and the current geopressure circumstances are the result caused by late tectonic movements.

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  • 初步分析时代流体封闭时间主要目的异常类型

    The confining time of fluids of each age is primarily analyzed as well as sub - compaction anomaly type of the main target layers.

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  • 金属粉末放在封闭金属(模具)中在压力下被

    The metal powder is compacted by placing in a closed metal cavity (the die) under pressure.

    youdao

  • 金属粉末放在封闭金属(模具)中在压力下被

    The metal powder is compacted by placing in a closed metal cavity (the die) under pressure.

    youdao

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