The mathematical model of reentry maneuvering trajectory is established. The fitting expression of aerodynamic coefficient function on velocity, attack of Angle and altitude is presented.
建立了再入机动弹道数学模型，给出了气动力系数为速度、迎角、高度的函数拟合式，进行了最佳再入机动弹道设计和仿真计算。
Regressing and fitting the experimental datum, the aim is to establish an empirical mathematical model for filtration rate of phosphoric acid slurry.
对实验数据进行回归拟合，建立了磷酸料浆过滤速度的经验数学模型。
The mathematical model based on orthogonal function as fan characteristic curve fitting is introduced and its precision and utility is validated through the calculating example.
介绍了采用正交函数法快速拟合通风机性能曲线的数学模型，通过算例验证了此数学模型的精确性和实用性。
Mathematical model; Perinatal infants; Birth defects rate; Fitting.
数学模型；围生儿；出生缺陷率；拟合。
The author proposes a sectional line fitting to re - place the polynomial curve fitting, which results in simplifying establishment of mathematical model and reducing the amount of calculation work.
作者在最小二乘法的基础上，提出分段直线拟合算法来代替多项式曲线拟合，从而达到简化数学模型的建立和减少计算量的目的。
Solar cell both exponent mathematical model can be obtained exactly using a few measurement data by the least squares fitting method that parameter can be separated.
用参数可分离非线性最小二乘拟合方法，根据少量测量数据较准确地求得了太阳电池双指数数学模型。
The mathematical model of the fuel-steam pressure object is built through the power plant fuel-steam pressure's test data fitting.
本文对某电厂的燃料-汽压试验数据进行拟合，建立起燃料-汽压对象的数学模型。
The time-transformation of the cumulative exposure model used to analyze step-stress accelerated life testing simplifies the mathematical mode without sacrificing flexibility for fitting data.
对用于分析步进应力加速寿命试验的累积损伤模型进行时间变换，保留模型对数据拟合的灵活性的同时简化了数学计算。
In the light of the question of the relation between the sensor's linearity and fitting straight line, this paper builds mathematical model.
针对传感器的线性度与拟合直线的关系问题，建立数学模型。
The general fitting degree only reflects the error of mathematical model.
通常的拟合度仅反映了数学模型误差。
A mathematical model for sliding window polynomial fitting is proposed.
提出了滑动窗多项式拟合数学模型。
To solve the non-linear problem of a biosensor, the least square method and the optimum technique have been applied to build a mathematical model to evaluate the optimum fitting straight.
针对苯丙氨酸解氨酶生物传感器非线性特性，依据最小二乘法理论，采用最优化技术，建立了最佳拟合直线的数学模型，并给出基于可编程控制器的数据拟合程序。
The local fitting method is a common method of measure and geometric modeling systems for complicated curved surface because of its mathematical model the same as that of current CAD system.
局部拟合因其具有与通用CAD系统相同的数学模型，所以它是复杂曲面测量几何造型系统的常用方法。
The Mathematical model of errors of capacitive gate transducers is established and the changing rule determined in accordance with measured data, and the curve fitting method.
基于实测数据，采用曲线拟合的方法，建立容栅传感器误差的数学模型，确定其变化规律。
The Mathematical model of errors of capacitive gate transducers is established and the changing rule determined in accordance with measured data, and the curve fitting method.
基于实测数据，采用曲线拟合的方法，建立容栅传感器误差的数学模型，确定其变化规律。
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