The efficiency and quality of inside thread influence directly production rate and ratio of precision. Therefore, it is very important that choosing appropriate process way.
内螺纹加工效率的高低和加工质量的好坏直接影响零件的生产效率和精度，因此选择合适的内螺纹加工方法就显得尤为重要。
Retrieval performance includes evaluation of recall ratio, precision ratio, speed of retrieval, cost and convemence etc.
检索性能主要包括查全率、查准率、检索速度、费用与方便性等指标。
What would be an efficient way of calculating ratio of two factorials with arbitrary precision?
什么是两阶乘计算任意精度比的一种有效途径？
The precision ratio of solvent was confirmed, and feasible spread solvent was selected.
确定了溶剂的精确配比，选择了适宜的展开剂。
The combustion control techniques for reheating furnace are in order to search the optimal air fuel ratio, to improve the control precision of the temperature and the velocity.
加热炉燃烧控制技术，就是在各种燃烧工况条件下，找到合理的最佳空燃比，以提高炉温控制精度和加热速度。
In order to improve the signal noise ratio and the precision of the analysis, a "two-level sifting" is processed in recording and analyzing VLP by HOLTER.
为了提高晚电位分析结果的精确度，提高信号噪声比，在HOLTER记录和分析时，采用了“二级筛选”的设计方法。
GPS positioning accuracy is influenced by Geometric Dilution of Precision (GDOP), Signal Noise Ratio (SNR) and so on.
几何精度衰减因子gdop和卫星信噪比SNR等多方面因素的影响，增大了GPS单点定位误差。
Pump and pump developed can realize high precision A/B with the ratio of 1:1 feed feeding function.
自主研发的泵胶和定量泵能够实现高精准的A/B以1：1的比例供料送料功能。
The results indicate that the precision mainly depends on the ratio of the defect length to the critical defect length defined in this paper when the wave velocity in the piles is accurate.
结果表明，当桩身波速准确时，峰-峰点反演精度主要由缺陷实际长度与定义的缺陷临界长度的比值决定。
Thermal stability and Power Supply Rejection Ratio (PSRR) of the voltage reference circuit are the two major factors that influence the precision and stability of the whole system.
它的温度稳定性和电源电压抑制比是影响整个系统精度和性能的关键性因素。
Experimental results show that the systematic controlled precision for the ratio of water could reach 1% or better, and the heavy oil consumption could reduce 7.8% in average.
实验结果表明，该系统对掺水率的控制精度可达1%以上，燃油消耗率平均降低7.8%。
Assemble model can draw components of retrieval system precisely, it can also be used to account recall ratio, and precision ratio.
集合模型能够精确地描述检索系统的构成，还可以用来计算检索的查全率和查准率。
These new technologies include not only precision, miniaturization, and net work of weapons, but target recognition, optoelectronic countermeasure, and efficiency-cost ratio of countermeasures, etc.
这些新技术不仅包括精确化、小型化和武器网络化，而且也包括目标识别、光电对抗和对抗效费比等。
This method not only considers the fuzziness of water quality classification limit but also enhances the precision and the utilization ratio of information.
该方法不仅注意到水质分级界限的模糊性，而且信息利用率和精度均有较大幅度的提高。
By practice, this improved program has greatly increased production efficiency, precision of machining, and reduced the ratio of disqualification.
经实践证明，该方法极大地提高了直螺杆加工的生产效率和加工精度，降低了产品不合格率。
The system can decrease the noise and can increase the ratio of signal to noise and the measurement precision.
触发判选与数据获取系统较大地抑制了噪声，提高了信噪比和测量精度。
Compared with simulant earthquake, digital earthquake has improved a lot in dynamic range, resolution ratio, amount of information, system precision and data processing conversion etc.
与模拟地震观测相比，数字地震观测在动态范围、分辨率、信息量、系统精度、资料处理转换等方面有了很大提高。
Can be used in power transmission mesh, ratio of occasions, but generally higher accuracy of precision and installation accuracy.
啮合传动能够用于大功率的场合，传动比准确，但一般要求较高的制造精度和安装精度。
A pressure vessel experiment system with high precision has been developed based on the characteristic of inverse ratio between the volume of contained liquid and pressure.
基于密闭液体的体积变化与压力变化之间呈反比的特性，研制了一种高精度压力试验系统。
Thermal stability and Power Supply Rejection Ratio of the voltage reference circuit are the two major factors that influence the precision and stability of the whole system.
它的温度稳定性和电源电压拟制比是影响整个系统精度和性能的关键性因素。
Except for keyword - in - context index, there is no breakthrough made in automatic derived indexing today due to low precision ratio of retrieval.
自动抽词标引除编制题内关键词索引外，至今没有突破性进展，主要是检准率太低。
Based on the results, expanding-ratio is important to dimensional precision of finished products.
结果表明，扩径率是影响制品横断面尺寸精度的一个主要因素。
The detection precision is high, the incidence, the fallout ratio and the omission ratio of the non-drilling through hole on the glass product are reduced, and the labor intensity is also reduced.
检测精度高，降低了玻璃制品上未钻通孔的发生率和错、漏检率，也减轻了劳动强度。
This isolation designing method has a certain value of reference to isolation design on super-low transmission ratio of super-precision machine tools and super-micro positioning mechanisms, etc.
此隔振设计方法对超精密机床、超微定位机构超低传递率隔振设计有一定的参考价值。
To improve the utilization ratio and processing precision of wood is crucial to the development of veneer peeling lathe in home and abroad.
提高木材利用率和加工精度，是国内外旋切机研制的关键。
To enhance recall ratio and precision ratio of information retrieval, the paper designs the model of spam filtering based on semantic grid.
本文以增强语义信息，提高搜索的查全率和查准率为目标，设计了基于语义网格的垃圾邮件过滤模块。
From the two aspects of recall and precision ratio, the three algorithms are compared.
文章从查全率和查准率两个角度，对三种算法进行比较。
We measure the wear ratio while machining the stainless steel use the tungsten electrode. From the experiment, the precision of the groove is good via applying the compensation method…
实验测定了钨电极加工不锈钢的损耗率，应用适时补偿方法加工得到的单层单道窄槽的尺寸精度良好。
The experimental results indicate that the precision ratio of keywords retrieval can be improved by using this method.
实验结果表明，该方法能够有效提高关键字检索结果的查准率。
The experimental results indicate that the precision ratio of keywords retrieval can be improved by using this method.
实验结果表明，该方法能够有效提高关键字检索结果的查准率。
应用推荐