Aim To determine the measured profile of a wheel in railway vehicle. Methods So - called piecewise curve-fitting method of the third derivative continuity is employed.

目的拟合列车车轮踏面的实恻轮廓曲线，方法采用三阶导数连续的分段曲线拟合法。

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For example, at CERN where the red line is measured, all the protons are included in the time profile.

比如说，当红线在CERN被测量的时候，所有的质子都被包含在了时间剖面里。

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Taking the straight-line-rack as the tool the error of straight generatrix is measured and by error analysis the tooth profile error and tooth orientation error can be obtained.

以刃边齿条为工具，测量廓面的直母线族误差，通过误差处理与分析获得齿廓总偏差和螺旋线总偏差。

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Then the volunteers will be given an antibiotic to essentially wipe out the population of M. smithii and the same parameters will be measured again, to see if eliminating the microbes will help change the patient's weight profile and alter their trajectory toward diabetes.

CNN: Can you smell obesity?