1、

Ring delay chain for exact measure of pulse cycle error

精测周期误差的环形延时链法

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2、

This paper introduces a new method called ring delay chain for exact measure of pulse cycle error.

本文介绍的暂称为环形延时链法的测定办法,精确地测定了磁盘每旋转一周所产生的13440个等分伺服脉冲彼此间的误差。

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3、

The calculated examples show that GIPSY algorithm can basically unerringly correct the cycle slips in the case of P code pseudorange, but may produce several cycle error in the case of C/ A code Pseudorange.

计算表明,对P码伪距的情形,该算法对周跳的修复基本无误;对C/A码的伪距情形,则会有正负几周的误差。

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4、

In addition, some errors, including etched depth error and duty cycle error, induced by two different fabricating processes were analyzed and compared.

分析和比较了两种制作工艺中的刻蚀深度误差、占空比误差对衍射效率的影响。

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5、

With the same magnitude, random period error casts much larger effect on the conversion efficiency than random duty cycle error, which is similar with the case in bulk crystals.

随机周期长度偏差对准相位匹配波导中差频效率的影响要比随机占空比偏差的影响来得大,这与单块周期极化晶体中的情况类似。

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6、

The result shows that the groove depth and duty cycle error of phase mask must be controlled within the range of| Δ h| < 38nm and| Δ f| < 0.11 respectively in order to make the zero order diffraction efficiency less than 5%.

分析表明,为使零级衍射效率小于5%,相位掩模的刻槽深度和占空比制作误差必须控制在|Δh|<38nm和|Δf|<0.11的范围内。

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7、

《 WCY feeding cycle error recorder for the tunnel furnace 》 is designed according to the features of domestic industrial tunnel furnace s.

根据目前国内工业隧道窑的特点,设计了WCY隧道窑进车周期误差记录仪。

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8、

On the Cycle Error and Error of Unshapely Phase with Photoelectric Ranger

论光电测距仪的周期误差和相位不均匀性误差

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9、

According to the practical fabrication process of CSG, a comprehensive fabrication error model of CSG including alignment error, duty cycle error, depth error and stair slope error is built up.

根据色分离光栅的实际制作过程建立了包含对位误差、占空比误差、刻蚀深度误差、塌边误差等多种制作误差的色分离光栅加工误差模型。

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10、

Solid door is featured in complicated shapes and various styles. At the same time, there exist the following problems: long design cycle, high error rate, large amount of repetitive modifying, lack of information share, etc.

实木门的造型比较复杂,款式变化多,在设计过程中存在设计周期长,出错率高,重复修改设计工作量大以及缺乏信息共享等问题,是家具设计中的瓶颈。

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11、

And during the course of construction mental structure products' designing and manufacturing, there're some widespread problems such as long design cycle, high error rate, difficult to total the material, large amounts of information, and time after time rehandling, etc.

但是我国建筑金属结构产品制造企业较普遍地存在着企业规模小,且其产品设计周期长、出错率高、材料统计费时费力、重复劳动工作量较大。

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12、

Application of GPS triple-frequency data in detection and repair of cycle slip and gross error

GPS三频数据在周跳和粗差探测与修复中的应用

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13、

We also analyze the influence of the ensemble size, the assimilation cycle, the model error, the background error and the observation error on the assimilation system.

分析和评价了集合大小、同化周期、模型误差、背景场误差以及观测误差对同化系统性能的影响。

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14、

The repetitive controller based on the theory of internal model produces correction signal based on the control error of the last cycle to eliminate the error in the latter cycle.

重复控制的基本思想是控制理论中的内模原理,根据上一周期的控制误差消除后面各周期性的信号误差。

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15、

The research of applying FEA method to loader shortens the design cycle effectively, reduces error of repeated trials and experimental judgement, and improves the efficiency of product development.

将有限元方法应用到加载器上的研究,有效地缩短加载器设计周期,减少反复试验和经验判断的误差,提高产品开发效率。

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16、

Due to the accuracy limitation and stability of automatic editing algorithm for the cycle slip and gross error detection, using the COMBINED algorithm can obtain reliable phase data in double-difference mode. 3.

由于自动编辑算法对载波相位中周跳与粗差探测的稳定性不足,可借助于双差方式下COMBINED算法获得可靠的载波相位数据。

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18、

An improved approximation algorithm about the min-max cycle partition problem is given. This algorithm runs in ( O ( n~ 4)) time and its error ratio is at most 3.5 p-2.

给出了求解最小-最大圈划分问题的一种新的近似算法,该算法的近似比为3.5p-2,时间复杂性为O(n4)。

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19、

Necessary cycle detection is added to avoid the singular matrix appearing after gross error compensation,. Simulation results verify the effectiveness of modified algorithm.

通过加入必要的回路检测,避免了幅度补偿后矩阵奇异性的产生,仿真结果表明了改进算法的有效性。

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20、

The time sequence analysis was used to distinguish the different development phases of the Beijing real estate market from 1992 to 2003. A real estate market cycle identification model was developed by the distinguished results and an improved standard error back propagation artificial neural network.

利用时间序列分析对1992&2003年的北京房地产市场周期发展阶段进行判别研究,并将该判别结果作为训练样本,利用局部改进的标准BP人工神经网络构建了房地产周期识别模型。

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