正确性

Calculated equivalent resistance, inductance and phase angle are in good agreement with the measurement ones up to 10 MHz.

在10 MHz范围内，等效电阻、等效电感、等效相位角计算与实验取得了一致结果，验证了计算方法的正确性和结果的准确性，为该类电感器在电力电子及其相关领域的设计提供了一条理论分析的途径。

In digital communication system,in order to ensure the data be transferred correctly,the error control mechanism is adopted.

在数字通信系统中，为保证数据传输过程的正确性，需要对通信过程进行差错控制。

The correctness and validity of the new idea about contour error control are verified by experiment result.

实验结果验证了这种新型轮廓控制思路的正确性和有效性。

Simulation shows the algorithm validity and the attitude motion equation in error quaternion are effective to omnidirectional attitude control.

仿真表明了全角度算法的正确性，以及基于文中的四元数姿态误差方程可有效进行导弹全方位姿态控制。

The approach is applied to the estimation of weapon material. Experimental results show that the estimation error for the case is less than 10%.

将该方法应用于导弹主要参数的估算，测试结果证明了此方法的正确性和可行性。

Study on application and simulation of Kalman filter technology in SINS Because Kalman filter some merits, such as provided a fast and accurate method for SINS, adopting it to do initial alignment in this paper. The Kalman filter theory is introduced and the dynamic error vector equation of the initial alignment is derived at the first. Using velocity error as exterior value of observation, maneuverable characteristic that is influenced with system's observability and its degree is studied at length by do amount of simulations and experiences.

首先介绍了卡尔曼滤波理论及相关技术，建立了系统卡尔曼滤波的状态方程和观测方程；首先采用速度误差作为观测值，详尽的研究了系统机动特性对可观测性和可观测度的影响，并做了大量仿真实验：通过对滤波原理的分析研究了影响的原因；分别选用加速度计输出误差和转台输出姿态角误差作为外部观测值，推导建立它们的观测模型，并通过仿真证明了分析结论的正确性。

Firstly,the differential equation with parameters is given,at the same time,in order to let the truncation error of differential equation reach O(Δt~2+Δx~4) as high as possible,the method of undetermined coefficent is used to appropriately select the expression of these parameters.Secondly,the stability condition of the scheme derived is given by using the Fourier method of stability analysi...

首先给出了含参变量的差分方程，并用待定系数法适当地选取了这些参数的表示式，以使差分方程的截断误差阶尽可能高地达到了O(Δt2+Δx4)；其次用稳定性分析的Fourier方法给出了所得格式的稳定性条件；然后给出了确定差分格式中参数的两种方法，得到了一个稳定性条件为r/3的分支稳定的高精度显式差分格式；最后给出了数值例子，数值结果表明了本文格式较现有同类格式的优越性和理论分析的正确性。

The model and parameter accuracy are essential for excitation system modelling and parameter idenfication, and the criteria of testing the vadlity is given too.

模型和参数的精度是发电机励磁系统建模和参数辨识的关键，本文提出评判基于现场测试得出的数学模型和参数正确性的方法。

The anti-noise performance of the improved method is also investigated in this paper,and the variance equation of the frequency estimation error in the presence.

分析了改进方法的抗噪声性能，推导出了在高斯白噪声背景下频率估计误差的方差公式，并通过仿真计算验证了推导公式的正确性。

Based on Euler equation, a mathematical formula of this method is derived and a algorithm for calculating parameters of multiple sources is provided. Model studies show that the method can locate or outline multiple sources with remarkable accuracy in two or three dimension.

推导出了组合模型二维和三维欧拉反演方法的理论计算公式，提出了相关的计算步骤，并通过理论模型演算证实了该方法对于组合模型反演的正确性和可靠性。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。