在两个频率成分靠的较近，但产生的模态耦合不严重时，通过二次校正可以降低耦合影响，提高估计精度。
When one frequency is close to the others and the coupling is not very severe, we can enhance the precision by the second correction.
一是利用分段FFT的相位差修正算法，二是基于二次内插的频率FF T校正法。
One method is phase difference correction of partly FFT; the other is FFT frequency correction with quadratic interpolation.
提出一种对传感器温度系数的校正新方法——采用二次方程校正法和温度补偿算法相结合的温度校正方法。
A new compensation method for the temperature coefficient of the sensor-the correction method of quadratic equation and the algorithm for temperature compensation is put forward.
经过对吸水剖面测井资料进行污染校正和二次解释，使资料的解释精度和应用水平得到很大提高。
The interpretation precision and application degree of this information can be improved very well through the corrective method and secondary interpretation to water injection profile information.
所述电池充电器能够校正在充电状态下保持被搁置的二次电池的劣化，并且能够准确地掌握剩余容量。
The battery charger capable of correcting the deterioration of a secondary battery left unattended in a charge state and capable of accurately grasping a residual capacity.
分别讨论了功率因数校正模块、双正激变换电路模块和二次斩波模块的建模方法。
The model setting up method of the three module which include power factor correction circuit, two-transistor forward converter, secondly chopper circuit, is discussed in detail.
二次调质后，堆芯段筒体锻件产生了椭圆变形，为了不影响锻件已有性能，采用冷校形加去应力回火方法进行校正。
In order to keep the property of forging pieces which they already have, calibrating in the way of cold correcting the shape with stress release and tempering could get a better result.
针对每个离散角速度，依据影响系数法，采用包含残余振动值和校正不平衡的广义线性二次型目标性能函数推导出控制律。
For each discretized angular speed, the control law is derived from the generalized linear quadratic objective performance function including residual vibration measurements and imbalance correction.
本文围绕给水管网水质模型校正问题进行了相关基础性研究，并通过对二次加氯站布置研究讨论了水质监控的相关问题。
The focus of this dissertation is the relative research about water quality model estimates, calibration and monitoring, besides booster chlorination setup.
并提出了二次曲线拟合的误差校正方法。
Two order polynomial fit method to calibrate error is put forward.
未来校正的数字可能使两个数字进入负面数据范围，即经济可能已经二次探底。
Future revisions may push both Numbers into negative territory: the economy would have already double-dipped.
然后利用二次多项式模型拟合文本行的中心线，并建立径向失真校正的目标函数。
Then, it used second order polynomial to fit the Central Line of text line, and constructed the object function of lens distortion.
提出了一种新的解决方法，即利用二阶keystone变换补偿时间二次项，然后用频域校正算法补偿时间一次项。
A new method which using two order keystone transform to correct quadratic migration and frequency domain correction to correct once migration was proposed.
提出了一种新的解决方法，即利用二阶keystone变换补偿时间二次项，然后用频域校正算法补偿时间一次项。
A new method which using two order keystone transform to correct quadratic migration and frequency domain correction to correct once migration was proposed.
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