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As steady error coefficient is an important index in measuring system error, it is introduced into the performance index set. A solution of satisfactory biased estimation strategy is proposed by assuming that the maneuver of target is finite, which can ensure the accuracy and stability of the estimation output.

稳态误差系数是衡量系统误差的一个重要指标，于是本文将估计系统的动态误差系数纳入多指标约束，借助满意估计理论，在假定目标机动强度有限的前提下，给出了可兼顾滤波输出精度和平稳性要求的满意有偏滤波器的设计方法。

At last, it's illustrated by the theoretic ranging error curve that the relative ranging error is less than that of the irradiance measurement.

最后，给出了文中算法的理论误差曲线，分析表明该测距误差小于辐照度的测量误差。

However,the derivative of this error,the slope of the error curve,is large and positive,making the control correction provide by the derivative mode large.

然而，错误的导数和误差曲线的斜率较大且为正，导数模式提供了很大一部分的控制校正。

The error equation of the trajectory parameters is developed by the relationship of the error transmission function based on the intersection model.

在现有定位模型的基础上，通过函数误差传递关系，推导了弹道参数的误差表达式。

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。

Methods The effects of the reading error and the misalignment of the probes on the accuracy of measuring and all the harmonics of roundness were analyzed; The strategy and the algorithm for optimizing the parameters of the measuring system were proposed; The distribution and propagation patterns of the measured errors for all the harmonics of roundness were studied in detail; A software for correcting the errors caused by the measurement error of the angle positions of the probes and the sensitivity difference between three probes was presented.

分析了测头读数及角位置误差对圆度各次谐波及圆周各点测量精度的影响；提出了三点法测量系统的优化策略与算法；研究了三点法测量误差的分布与传递规律；提出了克服测头定位误差以及3个测头的灵敏度不一致影响的软件校正方法。

The expressions of polynomial and neural network are used to approximate angular error, it is demonstrated that the variance error by using neural network is smaller, which raises a higher request on the performance of the computer.

本文研究了误差模型的存贮方式问题，对于误差拟合采用了多项式法和神经网络方法，神经网络法的逼近程度高，但对计算机的性能要求也高。

Then synthesize these errors by using stochastic error theory to write out estimative formula that calculate transmission error.

在对运动误差的频谱进行分析的同时，对运动误差中的"拍频"现象的产生机理进行了研究。

The thecretical analysis is done for the problems of the integral initial values, the accumulated error and the excursive error induced by numerical integrals. It is found that these errors possess characteristics of lower frequencies and they can be treated as the low frequency noise.

针对积分初值、数值积分积累误差和数值积分引入的偏移误差进行了理论分析，得出此类误差均具有低频特性的性质，可作为信号低频噪声进行处理。

If more than one operand of an expression raises an error, the implementation may choose which error is raised by the expression.

如果一个表达式有一个以上的操作数引发错误，实现可以选择哪一个错误被该表达式引发。

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。