• 试验证明,延长ASTME 2149的培养时间等,可使振摇法与浸渍法的结果判定相一致。

    Our experiments have demonstrated that testing results are consistent between shaking method and impregnation method by prolonging the culturing time of ASTM E 2149.

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  • 令板面处的法向诱导速度与滑行板由纵摇和升沉运动所产生的法向速度相等,便得到求解未知压力分布的积分方程序。

    By equating the normal induction velocity on the planing plate to its normal velocity of pitching and heaving motions, obtained the integral equations of the unknown pressure distribution.

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  • 再次,利用多尺度法分析船舶在波浪中接近主共振、亚谐共振和超谐共振时的非线性横摇运动,并给出三种共振的近似解。

    Moreover, the multiscale method was used to study the main, ultraharmonic and subharmonic resonances of nonlinear rolling in waves, and the approximate solutions of the three resonances were given.

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  • 时间序列分析法亦可用于船舶纵摇、艏摇的时间序列预报,该方法在工程中具有很大的实用价值。

    The time series analysis can also be used in ship pitching and heaving time series prediction. These indicate that the prediction method is valuable for engineering practice.

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  • 介绍了自回归时间序列分析法的建模预报原理,并给出了船舶纵摇运动预报应用实例。

    This article mainly introduces the principle of the prediction for auto regression modeling and recommends the AR arithmetic of prediction for ship pitching motion in detail.

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  • 采用摇瓶培养法对发酵培养基配方进行了研究。

    Formula of fermentation medium was studied by flask fermentation.

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  • 在苹果醋生产中采用果粮混酿法生产酒精,进行了摇瓶发酵产酒精的研究。

    The alcohol was produced by using fruit-grain mixed fermentation in the production of apple vinegar and the excellent yeast was selected.

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  • 摇珠法能够有效克服招投标中的不公正现象。

    Abstract: The rolling-ball lottery method can overcome the injustice in bidding effectively.

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  • 摇珠法一般适用于中小型项目的招投标工作,在大型项目中可与专家打分法等其他方法结合使用。

    The method is generally suitable for the small and medium-sized projects. In large-sized projects, it is often applied combined with experts' estimation system and other methods.

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  • 摇包法生产中、低碳锰(铬)铁,不仅经济效益明显,而且产品质量好,锰(铬)的回收率也高。

    Producing the medium carbon ferromanganese and medium carbon ferrochromium by shaking ladle is economic, also could lift the quality of products and the recovery rate of manganese and chromium.

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  • 本文应用随机平均法,提出了用5阶多项式表示稳性曲线的非线性横摇运动的统计分布。

    By using stochastic average method, the probability distribution function of the rolling amplitude of a ship with S-type static curves in random waves was put fowavd.

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  • 本文应用随机平均法,提出了用5阶多项式表示稳性曲线的非线性横摇运动的统计分布。

    By using stochastic average method, the probability distribution function of the rolling amplitude of a ship with S-type static curves in random waves was put fowavd.

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