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The study shows the neural network model of hydro turbine can describe its nonlinear characteristic really and ensures the continuity of its derivative function, so improved the convergence for hammer calculating and is a better description of hydro turbine hill chart for science research and engineering design.

利用所述方法建立的水轮机特性神经网络模型能真实地表达水轮机的特性，并且解决了插值法的导数不连续问题，从而确保了水击计算的收敛性，为用于工程计算和科学分析的水轮机特性表达开辟了新的途径。并利用所建立的数学模型，开发了基于MATLAB的可视化软件仿真平台。

Long-sightedness can be corrected with a convex lens that ensures light rays fall on the retina and focus accurately.

长期近视可以纠正一个凸透镜，确保光线落在视网膜和重点，准确。

This method ensures margins but can not be the best way to pricing in a competitive scenario: some exporters tend instead to consider a flexible cost-plus strategy which allows variations in special circumstances.

在竞争性的场合下，这种方法确保了边际成本，在竞争性的场合下，这种方法确保了边际成本，但不是定价的最好方法：是定价的最好方法：一些出口商相反地倾向于考虑一个弹性的成本加成战略以允许特殊情形下的变动。

The Council of Ministers of Education, Canada, brings together the chief educational officers of the provinces and ensures national communication at governmental level.

加拿大的教育理事会，汇集了各省的首席教育官员，并确保了政府级别的各个国家在之间的信息交流。

Ensures that all credit card sales slip are properly signed by the guest and check for correct guest's signature.

确保所有通过刷卡机器中消费的信用卡都具有客人本人的正确签名。

This ensures correct positioning of the crosshair cursor, which is based on a calculation that uses division.

这确保了光标的十字线，这是一个计算，使用部门的正确定位。

Making eye contact with drivers at crossings ensures they see you and are cognizant of your intentions.

眼神接触与过路司机在确保他们看到你，并认识到你的意图。

Every 250 mm fan ensures the air flow from 67,69 to 112,82 cu.

每250毫米风扇以确保气流从67，69112，82铜。

The brand-new electric and manual adjustable big curved, wide vision rear mirror, right under view mirror, wide view mirror, front under view mirror increase vision areas and effectively eliminate blind area.The original cab windshield and window heater which has withstood severe test under temperature of minus 30℃ in Heihe, a freezing cold area of Northern China, defrosts quickly and provides good field of vision under all weather conditions for the drivers.The high luminous crystal patternless halogen headlamp features dual lamps illuminating functions. Equipped with steering auxiliary lamp, it effectively widens visual angle when the vehicle turns and ensures safety when driving during nighttime.

全新电动及手动调整的大曲面、大视野后视镜，右俯视镜、广角镜、前下视镜增加可视区域，有效消除盲区；独创的驾驶室风挡、车窗暖风，除霜快捷，经历中国高寒地区黑河零下30度的严峻考验，为驾驶员提供全天候良好的视野保障；水晶无花纹卤素大灯，亮度高，具有双灯点亮功能；豪华版匹配转向辅助照明灯，在车辆转弯时，能有效扩大视角，保障夜晚驾驶同样安全。

The method uses Cartesian grid for the majority of flow field with special treatment to cells cut by the solid boundary, thus not only retains the advantage of Cartesian grid's high solving speed, but also ensures the high precision near the boundary, which avoids the distortion coming from scalariform mesh with traditional difference method.

该方法在流场主要区域采用笛卡尔网格，而对与固体边界相交处的单元采用特殊的处理。这样既保留了笛卡尔网格求解速度快的优点，同时在边界处又保证了精度，避免了传统差分法处理该类问题需采用阶梯形网格逼近而导致的失真问题。

I think he's learned how to approach hitters....

Johhny Damon说，『他已是最好的了，再没有人能够比他做的更好，我想他的球技已经完全成熟了，而且他也已经学会了如何去对付和压迫各种打击者。。。。。。

In effect, an 18 foot King Cobra could actually look down onto the average human being.

际上，一个18尺眼镜蛇王其实可以俯视到的平均人。