Of some textbooks of organic chemistry, There is a error in equation for preparing amines from alkyl halides and ammonia.
在某些《有机化学》教科书中,卤代烷与氨反应制备胺的反应方程序有误。
An equation to estimate approximately the error of the displacement vector was given in the correction of the coarse mesh.
在粗网格校正过程中,给出了一种近似求解位移向量误差的方程;
The uncertain term derived from rotor resistance, that produces the estimation error, appears in both the stator current equation and rotor flux equation.
造成电流型观测器估计误差的转子电阻不确定项,在定子电流方程中同样存在。
In this paper we present the parabolic equation mixed element anisotropic analysis, we give error estimate of the semi-discrete scheme.
讨论抛物型方程的混合元的各向异性分析,给出了半离散格式的误差估计。
In solving system of linear algebraic equation with iteration method, the error checking is discussed.
讨论使用迭代法解线性代数方程组的误差检验问题。
According to the assumption of slightly compressible fluid, neglected the quadratic gradient term in nonlinear partial differential equation is usually lead to error.
在非线性偏微分方程中,根据弱可压缩液体的假设,忽略二次梯度项,在试井较长时间内将产生误差。
Based on the theory of horizontal pendulum, the theoretical function model of magnetic error of self adjusting level is deriveted, and observation equation in geomagnetic field is set up.
利用物理摆原理导出了自动安平水准仪磁致误差的理论函数模型,建立了地磁场中的观测方程。
Based on the parametric equation, an interpolation algorithm for parabola in CNC system is proposed, interpolation time and error are analyzed.
基于参数方程,推导出了CNC系统中抛物线插补的一种方法,并对该算法进行了实时性和误差分析。
Based on the simulation of the gyro attitude errors resulted from above mentioned, a simplified error equation is established and the analysis in complex domain is made.
对由此产生的陀螺姿态角误差进行了仿真分析,并在此基础上建立起与之相应的简化误差方程,对简化误差方程进行了复域分析。
Brsed on the wave theory of optics, the affect caused by the phase error in Fresnel near-field diffraction equation is analysed.
根据波动光学的理论,对菲涅耳近场衍射公式误差相位的影响进行了分析。
The influencing factors for errors in regression equation are discussed and the relations between mean square error of regression equation and its influence factors are deduced.
对回归方程误差的影响因素进行了分析,导出了回归方程的均方误差与其影响因素之间的关系式。
If the separating rate equation of straw walker is direct applied to calculating the separating rate of tangential threshing unit, a considerable error would be met in the results.
将逐稿器的分离率计算公式应用于切流式谷物脱粒装置凹板的分离率计算时,将产生较大的误差。
In this paper, equation of titration error in precipitation titration has been suggested.
本文在教学实践的基础上提出了沉淀滴定的终点误差公式。
Structural equation modeling has great abilities to treat measure error and offers a strong tool for measuring latent variable and verifying the causality models in strategy management research.
在战略管理研究中涉及众多隐含变量的测量以及因果模型的验证,结构方程模型为解决这些问题提供了新的更好的方法。
In this paper, the mathematical theory of the nodal expansion method for 2nd order elliptical equation including variational principle and error estimate is established.
本文建立了二阶椭圆方程节点展开法数学理论,包括变分原理和误差估计等。
In the case of large misalignment angles, quaternion error equation and nonlinear filtering can improve the performance of the in-flight alignment of SINS.
利用四元数误差方程和非线性滤波技术能较好地解决大失准角下SINS的空中对准问题。
By means of Kalman filter techniques, error equation and measure equation of SINS are presented. We made the simulation on initial alignment of navigation system on stationary base in the lab.
将卡尔曼滤波技术应用于捷联惯导系统的初始对准研究,建立了系统的误差方程和量测方程,对系统的静基座初始对准进行了仿真研究。
Based on the error resource analysis in one-way photoelectric triangulated heigh survey, the horizontal distance equation is drawn for optimal station away from survey point.
分析了单向光电三角高程测量的误差来源,在此基础上推导了最佳测站位置离测点的平距公式。
According to the analysis of the high and low frequency parts in the equation of integral specific force, a precise velocity error correction algorithm is presented.
通过对积分比力增量方程中高频部分和低频部分的分析,提出了一种高精度的速度误差补偿算法。
Using the critical estimates of parabolic type partial differential equation. we obtain the error estimates of price and optimal exercise boundary of American option in a jump-diffusion model.
利用抛物型偏微分方程的极值原理,得到了带跳扩散模型下美式期权价格及最佳实施边界的误差估计。
The posteriori error estimators in the collocation method for integral equation eigenvalue problem with a weakly singular kernel are presented.
给出矩形域上弱奇异积分算子本征值问题分片零次多项式配置法的后验误差估计式。
The error derived from the observer and his instruments in surveying astronomical longitude is called the person and instrumental equation, which must be corrected in the first and second degrees.
摘要:在天文经度测量中,由观测员及其所用仪器引起的误差称为人仪差,在一、二等天文测量中必须加入此项改正。
In order to simplify calculation, the error function is defined according to the implicit equation of c…
为了简化计算,本文直接运用曲线的隐式表达式定义误差函数,并证明了这种方法的合理性。
Finally, the equation calculating the error of the coupling Angle is presented in this paper.
最后,给出了由构件长度误差和转动副间隙引起的前后轮对转角耦合误差的总计算公式。
The results showed that using the weighting of adsorption column could achieve the least error, and in the next place was calculation by State equation of ideal gas, the gas chromatography was…
结果得出,吸附称量法误差最小,其次是气体方程计算法,误差最大的是气相色谱法。
The results showed that using the weighting of adsorption column could achieve the least error, and in the next place was calculation by State equation of ideal gas, the gas chromatography was…
结果得出,吸附称量法误差最小,其次是气体方程计算法,误差最大的是气相色谱法。
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