1) transmission error
传递误差
1.
Resonance analysis of gear system with the consideration of dynamic rigidity,transmission error and tooth backlash;
考虑动态刚度、传递误差及齿侧间隙的齿轮系统谐振分析
2.
In order to optimize the placement of static strain sensors of beam bridge monitoring system,taking the simply-supported bridge structure as the study object, the method about the optimal placement of static strain sensors is put forward, the mathematic modal of beam bridge optimal placement sensor is established based on the minimal transmission error criterion.
为了探索桥梁结构监测系统中静力应变传感器在梁桥中的优化配置,以简支梁桥为研究对象,以传递误差最小为优化准则建立了梁桥静力监测系统传感器优化的数学模型,根据简支梁截面弯矩与挠度的关系,建立了以控制截面挠度的传递误差为最小的目标函数,并采用遗传算法的优化计算方法,提出了适用于梁桥的基于传递误差最小准则的传感器优化配置方法。
3.
The combination resonance behaviors of a spur gear pair with various non-linear factors such as time-varying stiffness, transmission error and tooth backlash are investigated by means of multi-scale approach.
在考虑了啮合时变刚度、齿侧间隙、传递误差等多种非线性因素的基础上,应用多尺度分析方法对单对直齿轮传动系统的组合共振特性进行了研究。
2) propagation error
传递误差
1.
Based on the interpolation method,a model to represent the surface of a grid DEM based on biquadratic interpolation polynomial is obtained,and a propagation error formula by the polynomial is derived.
基于函数插值方法,得出了基于不完全双二次插值多项式的规则格网数字高程模型(DEM)的表面表达模型,并推导了相应的传递误差公式。
2.
Based on two-point digital differential formula,a model to represent the surface of a grid DEM based on two-element splines interpolation is obtained,and a propagation error formula by the spline is derived.
根据两点数值微分公式建立了基于二元样条函数的规则格网数字高程模型(DEM)的表面表达模型,得出了基于二元样条函数的传递误差公式。
3.
The propagation error formula showed that Coons DEM model based on different boundary curves had different propagation errors,and the propagation error from Coons DEM model was bigger than the linear polynomial DEM model.
构造了基于边界曲线的Coons曲面DEM;研究了Coons曲面DEM的传递误差,推导出不同边界曲线构成的Coons曲面DEM模型的传递误差;得到了Coons曲面DEM的传递误差大于双线性DEM的传递误差的结论,并分析了传递误差与格网点数目的关系。
3) propagation of errors
误差传递
1.
The standard of reliablity about microtitration instrument should been explained according to the theory of propagation of errors.
提出应该按照误差传递的理论阐明滴定分析装置自身的准确度与精密度。
4) Error transmission
误差传递
1.
The error of charge contained in an oil drop is obtained by means of error transmission method, also the degree of effect on every physical quantity measured directly to the error is analyzed.
用误差传递的方法得到了油滴所带电荷量的误差 ,并分析了各个直接测量量对误差的影响程度 ,同时对仪器结构的改进和实验参数的优选提出了切实可行的方
2.
For the more, the error transmission process in calculation is analyzed.
针对施工场地狭小 ,无法建立稳定测站的情况 ,提出在移动点上通过观测角度变化 ,间接计算出该点水平位移的方法 ,进一步分析了计算过程中的误差传递 ,确定了观测精度 ,提出了选择相应仪器的标
3.
With the water\|rock chemical equilibrium model WATEQ4F as the basic program and with a typical karstic water point in Pingdingshan mining area selected,the error transmission of the hydrochemical analysis data input in the water\|rock chemical equilibrium simulation was studied.
以水岩化学平衡模型ＷＡＴＥＱ４Ｆ为基础程序，选取平顶山矿区一典型岩溶水水点，对固定温度和变化温度两种情况下，水岩化学平衡模拟中输入的水化学分析数据误差传递进行了研究。
5) Error propagation
误差传递
1.
However, there is a severe problem on calculating error propagation in Tong Fu s formulae in the case of relatively small inclination.
然而,当倾角较小时,童付的公式存在严重的计算误差传递。
2.
Based on error propagation theory, uncertain interval number preference information is transformed into certain preference information, namely median and limit error information.
根据误差传递理论,把不确定性的区间数偏好信息转换为确定性的偏好信息,即中值和和极限误差信息,然后利用OWA算子,得到备选方案排序,最后通过算例说明了该方法的可行性和有效性。
3.
Firstly,we give the description of interval number reciprocal judgment matrice and the problem of error propagation.
首先对区间数互反判断矩阵及误差传递问题进行了描述;然后依据传统AHP利用和法计算权重的基本思路,给出了基于误差分析的确定区间数互反判断矩阵权重的计算过程,并进一步地对所得到的区间权重给出了基于可能度的排序方法;最后,通过一个算例说明了本文给出方法的可行性和有效性。
6) error transfer
误差传递
1.
A method for the uncertainty analysis of measurement of electromagnetic parameters by employing the flow chart of error transfer;
材料电磁参数测量误差传递流程图分析法
2.
Base on the practical application of the air conditioner performance-testing bench,the flux measurement equation has been deduced;The uncertainty of flux measurement has been studied in term of the theory of error transfer,and also the influence extent of flux measurement has been analyzed from the parameter of equation.
从焓差法空调器性能测试平台的实际运用出发,推导出了空调器风量测量的方程式;根据误差传递理论,对风量测量的不确定度进行了研究,并分析了其方程式各参数对风量测量的影响程度。
3.
Based on the random error formulas of function,the error transfer formulas of acceleration at the vehicle mass center and axial angular rate were provided which were helpful .
根据函数随机误差公式,给出了载体质心处线加速度和轴向角速度误差传递公式,有利于惯性系统传感器的选择及系统的组建。
补充资料：误差传递
分子式：
CAS号：
性质：一个测量过程有时经历多个测量步骤，受到多种因素的影响，每一步测量的误差通过函数关系》y=f(x1，x2，…，xn)都反映到最终的结果中，对测量结果的不确定度作出贡献。直接测量的误差通过函数关系向最终测量结果传递，称为误差传递。若各直接测定量彼此不相关，最终测量结果的方差为xi引入给y的方差。
CAS号：
性质：一个测量过程有时经历多个测量步骤，受到多种因素的影响，每一步测量的误差通过函数关系》y=f(x1，x2，…，xn)都反映到最终的结果中，对测量结果的不确定度作出贡献。直接测量的误差通过函数关系向最终测量结果传递，称为误差传递。若各直接测定量彼此不相关，最终测量结果的方差为xi引入给y的方差。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条