查询词典 statistical accuracy

At last, in order to resolve the problem of required high degree of accuracy and very difficult to manufacture, the statistical tolerance law was adopted to design the key constructer's size chain, which may enhance the product's economic and technical performance.

作者采用统计公差分析关键结构的尺寸链，优化尺寸链设计，提高产品的技术经济性能。作者所作的研究和设计工作为高压共轨喷油器的开发和试制打下基础，为喷油器的改进提供理论依据。

The production sectors: improving the accuracy of the proauction and the efficiency of statistical work

生产部门：提高生产作业的准确性和统计工作的效率

By adjustment processing and statistical analysis for the observations of gravity differences, it is indicate that the accuracy of gravity differences observed with 2-4 quartz spring gravimeters (Worden CG_2) can reach 10-20 10~(-8m/sec~2 for gravity networks and 25 10~(-8m/sec~2 for a line.

通过对观测段差的平差处理和统计分析，表明用2-4台Worden、CG_2重力仪进行重复测量的段差精度：测网可达10-2010~(-8米/秒~2，独立测线可达2510~

The effectiveness for a given period of time that increases statistical sign watch with accuracy, and Hou contrasts at around, conserve of road of square analyse pleasant advocate the plan that produces an activity to develop change mires.

提高统计兆表的时效位和准确性，而且侯于前后对比，方析甘路养护主产活动发展变化的规淖。。。

Results: Statistical data reveals that CADS can return users a group of diagnosis results with high accuracy rate.

结果：统计数据表明，CADS能返回具有统计学意义和较高准确率的诊察结果。

All planning design drawings, statistical analyses, and data minings in this project were discreetly carried out through the context of scientific methods to guarantee the truthfulness and accuracy.

而在规划成图、数据统计、资料分析中也基于科学认真细致的态度对待，因而具有可信信和科学性。

Under the R statistical software simulation results show that the polynomial-based kernel of support vector machine for predicting wood species stands the best rate out of wood, and has satisfactory prediction accuracy.

在R统计软件下仿真实验，结果表明基于多项式核函数的支持向量机用于预测林分材种出材率效果最好，且具有令人满意的预测精度。

The boundary of analytical model and statistical model is clearly divided in this performance model, and evaluation accuracy is improved. Secondly, based on embedded SRAM performance hybrid model, this article adopts bionics algorithm-ant algorithm to optimize hierarchical embedded SRAM structure. This method which adjusts memory system structure improves memory system performance. Finally, considering the factors such as memory cell area, power, delay and reliability, this article establishes static 6-T memory cell area, power, delay and static noise margin equations, analyzes 6-T memory cell device dimension constraints under "read upset" and "write upset", then proposes a method to enhance embedded SRAM performance by optimizing 6-T memory cell size. In order to realize embedded SRAM design and verify proposed optimization methods, this article takes the Garfield202 system chip as the platform, which embeds A720T processor and 20KB Scratch-Pad memory.

首先针对嵌入式SRAM结构，采用多元线性回归方法分析SRAM宏单元性能指标，采用解析方法分析控制电路延时，结合以上这两种方法建立嵌入式SRAM性能混合模型，该模型清晰划分两种建模方法的各自适用范围，提高了模型精度；其次以该混合模型为基础建立存储体性能目标函数，采用仿生优化算法—蚂蚁算法优化嵌入式SRAM结构，使之达到最优设计；最后综合考虑面积、功耗、速度以及可靠性等因素，建立静态6-T存储单元面积、功耗、延时以及静态噪声容限方程，分析了&读破坏&和&写破坏&的晶体管尺寸约束，优化了6-T存储单元尺寸，提高了嵌入式SRAM性能。

Experimental accuracy and repetition of FBG temperature sensitivity and compensation were discussed.have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber;have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of FBG wave-length, have obtained the first step conclusion;have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes.

本文所做的主要工作包括以下几个内容：一、选取了常见的热膨胀系数大的材料制作封装元件，经过多次一80℃到80℃反复测试，封装元件没有出现老化开裂、封装裂纹、空洞、离层等缺陷，封装材料具有良好的温敏稳定性及复用性，与光纤相容性较好；二、对光纤光栅进行简单、实用的封装处理，就封装效果的优劣性、波长测量的准确度、重复性和封装时产生的波长损失等方面进行了一系列的实验，得出了初步的结论；三、对温敏和温度补偿式封装的实验数据进行了详细的分析和对比，从数字上对温变过程中光纤光栅中心波长的改变及温变曲线进行了定量的分析，在大量实验数据分析结果的基础上，总结出哪种材料封装效果更好，以及如何有效的减小实验误差。

Accuracy is stated in microns per meter of travel. Scales are specified with an accuracy grade (i.e.±5μm/m).

光栅尺的精确度等级定义如下：在任意1米测量长度区段内测量值和标准值的最大误差。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。