1、

For a class of nonlinear time-varying repetitive systems with time delay 、 initial deviation 、 output error and condition disturbances, in arbitrary initial condition, the PD type closed-loop iterative learning tracking control problem which satisfies the global Lipschitz conditions is investigated.

针对一类存在初始偏差、输出误差和状态扰动的时滞非线性时变重复系统,在任意初值条件下,研究了系统满足全局Lipschitz条件下的PD型闭环迭代学习跟踪控制问题。

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3、

High sintering temperature and long maintaining time lead to the sufficient crystallization and the full densification, but result in the worsening of the deviation from the stoichiometry.

高的烧结温度和长的保温时间使结晶更加充分,样品致密度更好,但是也造成偏离化学计量比的加剧。

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4、

Airway length from the third round of the width and height dimensions there is a deviation from the time of the impact of swirl ratio, combined with anti-distortion optimization airway variety of data, re-design inlet.

第三轮从气道长向、宽向及高度尺寸存在偏差时对涡流比的影响出发,结合反变形方案优化气道的各种数据,重新设计进气道。

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5、

Based on time series pattern recognition diagnosis of body size deviation.

基于时间序列模式识别的车身尺寸偏差诊断。

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6、

The question of the cause of the anomalous deviation of the results of the astronomical time and latitude determinations before a strong earthquake has been analysed in this paper.

本文分析了引起强震前天文测时测纬异常现象的原因问题,认为这种异常主要是地下水活动引起垂线变化的结果。

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7、

Using the astronomical time and latitude observations of 1962-1981, we have calculated the Love number A in different regions. We find that there is no obvious deviation between the results of this paper and the theoretical value 1.20.

本文利用1962-1981年的全球光学天文时纬观测资料,分别对几个主要地区的组合Love数进行了解算,得到了比较好的测量结果。

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8、

At the same time, on the basis of calculating the datum accurately, by the analysis of the thermal deviation of the boiler operation economic thermal marks, it has been determined how the changes of economy marks effect the thermal loss and the boiler efficiency.

同时,本文提出在准确计算基准值的基础上,通过对电站锅炉运行经济性指标的偏差分析来确定各经济性指标的变化对热损失和锅炉效率的影响程度。

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9、

Applying the production deviation in decomposition of industrial labor productivity in 31 provinces in China ( urban) and studying its characteristics of time series and spatial features, this article in theory justifies a mechanism of social capital promotion for labor productivity growth.

运用生产偏离法对我国31个省(市区)工业劳动生产率进行分解,考察其时序特征和空间特征,并从理论上论证了社会资本促进劳动生产率增长的机理。

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10、

There are a lot of parameters that will react on optical angular deviation in windscreen processing, such as materials, the outline, temperature, pressure, time and so on.

在风挡生产工艺中,影响光学角偏差的因素有:风挡材料、内外两表面的楔形度、温度、压力、时间等。

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11、

The deviation value was used to characterize the inhomogeneous degree of concentration fields, and the attenuation rate with time was used to characterize the injection dispersion performance of flow field.

以此方差近似表征了示踪剂浓度场的非均匀度,其衰减规律可用于定量描述振荡流场的注入分散特性。

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12、

Based on the analysis of SDH network layer structure, the MSOH in SOH is made certain to transmit time signal to reduce the effect of position deviation on time uncertainty.

在对SDH网络层次结构分析的基础上,确定使用SOH中的MSOH来传递时间信号,以减小位置误差对时间不确定性的影响。

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13、

Too small baseline and too big mean square deviation of time measure result in poor precision of navigation, and eccentricity of concomitance-satellites' elliptical orbit is also restricted.

编队的构型对定位精度有很大影响,其中基线长度不能过小,时间测量误差均方差不能过大,否则定位误差会急剧增加,伴随卫星椭圆轨道偏心率也存在一定界限。

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14、

Negative correlation between the coverages of the populations and their deviation coefficients was found, which showed that the populations of Plantago virginica became less clumping distributed in appearance with the time after their inhabiting.

种群盖度与偏离系数呈现有统计学意义上的负相关,表明随着定居后时间的延长,外观上北美车前种群的集群分布趋势变弱。

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15、

No doubt, the complicated extraction process is time-consuming, and will cause underestimation as well as a quite large standard deviation.

在本篇研究系探讨一种较为迅速且较为简易的萃取方法以用于大豆食品中的异黄酮定量分析。

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16、

Work with progress deviation is non-critical: When the deviation is greater than the total float, reduce the later working time on the critical working path;

出现进度偏差的工作为非关键工作:出现的进度偏差大于总时差时,缩短关键作业路径上的后续工作时间;

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17、

Proposed on-line test data pattern recognition theory based on time series of body size deviation diagnostic methods, and to be verified.

对在线检测数据提出基于时间序列模式识别理论的车身尺寸偏差诊断方法,并加以验证。

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18、

When the daily production process in the workshop can be detected on-line real-time data modeling, obtained geometric distance, and then under different bias compare the geometric distance to determine deviation of the white body size of the problem source, rapid diagnostic bias source. 4.

当在车间日常生产过程中,可以对在线检测数据进行实时建模,求出几何距离,然后与不同偏差状态下的几何距离进行比较,从而确定白车身尺寸问题的偏差源,快速诊断偏差源。

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19、

The parameters, such as deviation, idle motion time, and the gap of brake-shoe could be found from the test curve, they are the important factors influencing the safety of the arresting gear and the important items of the performance test of the braking system.

同时在测试曲线中可以得到制动盘的偏摆、空动时间、闸瓦间隙等参数,这些都是影响制动器安全的重要因素,也是制动系统性能测定的重要内容。

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20、

Synchronous deviation and measure time is minimized efficiently by software synchronous ac sample and improved FFT algorithm in the control system.

控制系统中所采用的同步交流采样法和改进的快速傅里叶数字化测量算法能够有效的保证测量精度和速度。

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