• CCD测光观测积分时间选取,对测光结果误差大小有很大影响。

    Integration time is important to error of photometrical results in CCD photometric and observation.

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  • 截面最小二乘圆心绝对坐标系位置影响圆柱度形状误差大小重要因素

    The position of the least square center for a cross section in the absolute coordinate system is an important factor that affects cylindrical form errors.

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  • 本文用极坐标法放样,讨论了线路曲线一点坐标计算公式及其近似公式误差大小

    Using polar coordinate system to set out, the coordinate computing formula and the error of its approximate formula are discussed of any point in line.

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  • 测验信息量项目反应理论中的重要概念可以用来预测评价个测验误差大小

    The test information is an important concept in the Item Response Theory. It could be used to predict and evaluate the quality of one test.

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  • 本文用极坐标法放样,讨论了线路曲线一点坐标计算公式及其近似公式误差大小。收藏。

    Using polar coordinate system to set out, the coordinate computing formula and the error of its approximate formula are discussed of any point in line.

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  • 影响抽样误差大小很多因素标志变异程度样本单位数量多少,抽样方式方法选择

    There are many factors that influence the sampling error, such as, extent of mark variation, amount of sample unit and the choice of sampling method, etc.

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  • 采用残余误差观察法观察残差图各个残余误差大小符号变化规律,可直接判断有无系统误差

    Big and small of residual error and rule of sign change was observed with inspection method of residual error, and if it had system error or rough error and so on was identified.

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  • 传感器列车测速仪取样部分,而作为取样的传感器,误差大小直接影响到列车测速仪测速的准确程度。

    The sensor is the sample part of the train speed indicator. Being used for getting samples, the error of the sensor affects the accuracy of the result from the train speed indicator directly.

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  • 本文光电测距进行公路曲线误差大小作了分析,并结合公路曲线测设的允许误差进行分析对比,提出了控制置镜点测点的距离达到测设精度要求。

    In this paper, the error of light-electric range finder in highway curve survey is analysed. The control distance between two survey station is presented so as to control the precision.

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  • 科学家发现它们如此以至于如果尺寸放大太阳系大小将是一个误差不超过头发丝粗细的圆。

    Scientists found that they are so round that if it was magnified to the size of the solar system, it would still appear spherical to within the width of a human hair.

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  • 记录仪动态准确度测量最好通过记录试验过程中的误差信号大小来实现。

    Recorder in the process of dynamic measurement accuracy by record test best size of the error signal.

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  • 变异性中占比例最大设备误差是血压计袖套大小

    The instrument error that contributes to the greatest variability is the cuff size of the sphygmomanometer.

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  • 利用牛顿迭代进行了全面分析发现了时间步长的选取与网格、色散误差大小一定的联系

    It analyses the relation by Newton's iteration method, which shows the select of the time step has a relation with the mesh size and dispersion error.

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  • 动态滞后误差大小不但跟踪系统有关目标运动特性有关。

    The amount of the dynamic lag errors not only is concerned with the tracking system, but also concerned with the moving characteristics of target.

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  • 计量误差考虑电度表电压线圈电流线圈不同谐波次数以及谐波非线性效应

    The metering error considers the non linear effect of the voltage coil and current coil in watt hour meter under different order of harmonics and different distortion degree of input waveform.

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  • 传统方法完全经验公式和经验来决定动力大小误差较大

    Conventional method completely depend on experience formula, its error is big.

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  • 种参数模型MVG模型误差最大不能精确描述封丘地区壤土类土壤的颗粒大小分布

    The two-parameter MVG model yields the largest errors among the five models, and therefore is not suitable for describing soil particle-size distributions in Fengqiu area.

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  • 分析了相对测量量块测量过程中误差来源大小

    The paper gives an analysis on the source and size of measurement error of gauge block by relative measuring method.

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  • 利用方差分析方法分析计算误差界址点点、宗地面积大小关系

    Also, by using variance analysis, the relation of calculation error to the number of parcel corner points and the size of parcel area is analysed.

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  • 证明新的控制器一方面保证运动的完全跟踪一方面保证了跟踪误差有界且界的大小可以调节的。

    It is proven that the new controller can guarantee the perfect motion tracking. On the other hand, the force tracking error is bounded with the bound being adjustable.

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  • 建议外周血血流定量检查时,正确选用SV大小以便减小测量误差

    As quantitative bind now measurement was in peripheral vessels by pulsed Doppler ultrasound, SV size was selected selected for decreasing measurement error.

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  • 通过计算机模拟考查数据误差观察大小重建精度影响

    Using computer simulation method, the influences of the imput data errors and the sizes of the total viewing angles on the reconstruction precision of these methods have been investigated.

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  • 齿误差拍击门槛转速影响不仅与自身变化频率大小有关,重要的是时变频率及其组合频率有关。

    Threshold rattling speed not only depends upon the frequency and amplitude of the errors of a gear pair, but also time-varying meshing stiffness and their combination frequency.

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  • 针对一般采用几种连杆弯曲扭曲测量方法,就连杆大小锥度造成的测量误差进行了分析,并提出解决途径

    The checkout error of distortion and flexure caused by tapers of crank bore and piston pin eye is analysed. The solution for this problem is put forward.

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  • 误差来源以及大小理论上得到了明确解释。

    The source and magnitude of the error is reasonably explained by the theory.

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  • 算法根据计算中局部截断误差精度要求,合理调整大小

    This algorithm adjusts the step-size appropriately according to the presupposed precision and the local truncation error of each step.

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  • 阐述了不同半径圆弧代替圆弧凸模所产生误差,并比较其大小从而实现凸模断面的优化设。

    The errors are discussed as a result of two kinds of different radius arcs replacing elliptical arc, thereby, realize optimal design for punching cross section.

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  • 据此提出了一自适应距离保护方法根据误差大小调整动作门槛

    A novel adaptive distance relay approach which can adjust action thresholds according to the error is proposed.

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  • 这个误差水深正比而和泥沙颗粒大小无关

    This error in position is proportional to the depth of water, and is independent of the size of sand particles.

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  • 各种误差影响性质大小了全面的分析,细致讨论仪器常数的内容。

    Discussion is also made on the property and magnitude of various errors as well as the implication of instrumental constants.

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