• 侧板后掠角大小整流罩位置变化时,对进气道质量捕获恢复系数隔离段出口均匀都有一定的影响

    Changes of sidewall sweep Angle and cowl position can influence inlet performance such as mass capture, total pressure recovery coefficient and uniformity of isolator exit flow field.

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  • 系数控制路堤填筑关键指标

    Compaction degree is the key index to control construction of embankment.

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  • 数值结果表明,施加适应无被动控制后,分离长度减小无控制时45%,控制区域的恢复系数流场均匀提高

    The numerical results show that with the adaptive passive control, the separation bubble length was reduced to 45% of its original length, and the low total pressure recovery coefficient was improved.

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  • 常用的链轮闸门计算方法中的平均轮法的超载系数的确定存在较大随意因此这种方法计算分布不合理的。

    On this method, disk roller's contact stress is obtained and the intensity is verficated. It is difficult to calculate accurately the wheel pressure distributing.

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  • 综合菜子油硫化切削优点具备菜子油摩擦系数特点,具有硫化切削油特点

    Synthesis of rapeseed oil and sulfide cutting oil has the advantages of both with rapeseed oil, coefficient of friction, but also has high sulfide cutting oil extreme pressure characteristics.

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  • 东北河坝1河坝2井应用结果表明新型堵漏安全系数高、可操作强,具有封堵能力强、时间短特点

    The application of it on Heba1 well and Heba2 well in northeast Sichuan area shows that the new agent has the features of safety, operability, good effect of plugging, short waiting on cement.

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  • 结果表明,微裂缝特低渗透油藏一维单向渗流分布影响因素比较,如启动力梯度、变形系数、生产排距等,并且这些因素均非线方式产生综合影响。

    The single-phase porous flow plugged by mobile gels is nonlinear, the starting pressure of oil is lower than that of water, and the permeability of oil is higher than that of water.

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  • 结果表明,微裂缝特低渗透油藏一维单向渗流分布影响因素比较,如启动力梯度、变形系数、生产排距等,并且这些因素均非线方式产生综合影响。

    The single-phase porous flow plugged by mobile gels is nonlinear, the starting pressure of oil is lower than that of water, and the permeability of oil is higher than that of water.

    youdao

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