查询词典 expression error

Finally, suspected mechanical flexure of the telescope mirror and dovetail mount attachment occasionally adds additional error to the pointing, causing the total error in these data to exceed the 11 arc-m limit imposed by Pinpoint.

最后，怀疑该望远镜镜配合机械弯曲芒特附件偶尔增加了额外的错误的指向，导致这些数据的总误差超过11 弧米的Pinpoint施加限制。

The effects of several parameters of a digital ultrasonic borehole televiewer on system performance are analyzed, for example, those of the distance measuring error, the crack distinguishability, the side beam of the ultrasonic transducer and the wave propagation attenuation, The distance measuring error depends mainly on the accuracy of time measurement.

本文分析了数字井下超声电视系统中影响系统性能的几个主要参数，其中包括距离测量误差、系统的裂缝分辨力、超声换能器的副瓣影响以及声波的传播损耗等。

According to the theory of error correlation, the conception, principle and technique of the method of error transfer and correction between multi-target measurements have been investigated.

在强相关条件下，依据误差基本理论，研究了多目标之间量测数据误差传递和校正的概念、原理和方法，建立并给出了各关键步骤的算法。

The analysis results showed that the strapdown approach will be faced to more error sources with sensor noise and motion disturbance. The simulation results verified this and indicated that the performance of the strapdown approach would not be as efficient as that of the direct approach.3. Analyzing the principle and error model of MEMS QRS gyro for the purpose of practical applications, the paper presented an autoregressive model for the gyro signal by means of time series theory.

应用牛顿力学原理分析了光电稳定跟踪机构的惯量耦合关系和动力学模型，推导了平台单轴伺服回路的控制方程，比较了直接稳定和捷联稳定方案在测量噪声和外部扰动共同作用下的性能特点，仿真结果表明，在同等噪声和扰动条件下，捷联稳定面临更多的误差源，因而最终的稳定精度较难达到直接稳定系统的水平。3。

The tested roller not straightness and tittup 0.04mm, force 0.02-printing roller tittup force 0.01 — 0.02mm, a printing plate thickness error is 0.02mm, the maximum error is 0.08mm, and 0.02mm-cards and membership cards to make the total pressure, is 0.1mm.

不纬尝试网纹辊不屈度与径跳力0.02—0.04mm，印版辊径跳力0.01—0.02mm，印版薄度误不不差为±0.02mm，最不小误不不差是 0.08mm，再增上0.02mm的制卡和会员卡制作不弛力，总度是0.1mm。

The method of estimation in paper [7] is to build fitness function by the 2-norm of error matrix directly. For the error matrix is a Toeplitz matrix, a novel fitness function was presented. Then a new method, the real-valued genetic algorithm which is based on genes weights variation independently, is developed in this paper.

文献[7]提出的估计方法直接以误差矩阵的2范数建立适应度函数，文中利用该矩阵是Toeplitz矩阵的特性，构造了一个新的适应度函数，提出了一种基于基因分量独立变异的实数遗传算法。

With fixed size of data table, computational speedup factor increases with increament of tolerance error. With same tolerance error, speedup factor of node deletion approach is higher than that of global deletion.

当数据表数据容量一定时，计算的加速比随控制容差的增加而增加，在相同的容差条件下，节点删除算法比整体删除算法加速效果明显。

The basic principle and method of time series analysis and its application in thermal error modeling on NC machine toots were presented. How to utilize the thermal error serials surveyed to identify, model, predict and compensate was discussed in detail.

提出了采用时间序列分析法进行机床热误差建模的基本原理及方法，及其在数控机床热误差补偿建模中的应用。

The main error items are especially analyzed by the method of numerical simulation,and the total error and the actual precision index is also presented.

给出了装置的主要设计参量；用数值模拟的方法分析了主要误差项，求出了总误差和实际准确度指标。

This model can be used to separate the installment position error with higher precision. The total error is no more than 0.4 μm.

由数学模型、评定方法和计算引入的误差之和小于0.4μm，充分证明了算法的可靠性、可行性。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。