The primary issue here is performance: it is generally much faster to filter out rows in the database engine than it ever could be in Java code. 这里存在的主要问题是性能:与在Java代码中进行筛选相比,在数据库引擎中进行行筛选通常要快得多。
For the absence of vertical sternum stand in the primary unit, a simple compound sternum stand with ax-ray filter is designed. 根据基层部队普遍没有配备立式胸片架的实际情况,研制了一种带固定滤线器的简易组合式胸片架。
FFU have primary and hepa two pole filter net. FFU设有初、高效两极过滤网。
The concept of primary filter is proposed in residuated lattice implication algebras. 在剩余格蕴涵代数中,提出准素滤子的概念。
FFU laminar flow unit is an air filtering and purifying unit with its own blower fan, it comprises of primary efficiency filter, blower fan, high efficiency filter and static pressure box. FFU层流罩是一种自带风机的空气过滤净化单元,它由初效过滤器、风机、高效过滤器和静压箱组成。
Primary filter accomplishes the fusion of public state vectors about sub filters and time updating, and outputs the credible, precise and optimal estimation of navigation parameter error. 主滤波器(全局滤波器)进行子滤波器的公共状态矢量融合和时间更新,输出可靠、准确的导航参数误差的全局最优估计量。
The primary filter net framed into a cage by iron bars is set at the mouth of the inlet tube of the pump, to filter out large particles in the water. 初级滤网由40目筛绢制成,用圆钢和铁丝网框架支撑成网箱状,水泵吸水管的进水口设在其中,以滤掉粗大颗粒。
Then a new nonlinear adaptive control algorithm is employed to design secondary controller, improved program variable gain PID is proposed to design the primary controller, and a new nonlinear filter is designed to overcome the difficulty that primary process is much faster than secondary process. 然后设计了基于新型非线性自适应控制算法的副控制器和基于程序变增益PID的主控制器,同时设计了新型非线性滤波器以解决该反应器主回路比副回路响应快的问题;
The Primary Filter of Fermentable Blood Meal Strains 发酵猪血粉优良菌株的筛选
Primary Study on Random Band pass& Band-rejection Filter Module 随机带通带阻滤波组件初探
A new approach to keeping control of ship heading is presented, which uses a primary filter and a secondary filter. 提出一种采用基本滤波器和辅助滤波器进行船舶航向保持控制的新方法。
Wastewater Treatment Project by Enhanced Primary Treatment and Biological Aerated Filter Process 采用一级强化处理+曝气生物滤池工艺的污水处理工程
Primary Application of Self-adaptive Filter in Detect of ECG 自适应滤波器在心电信号检测中的初步应用
A primary filter is proved a prime filter in lattice H implication algebras. 最后,得到了在格H蕴涵代数中,准素滤子和素滤子等价的结论。
It segments the document into shorter strings by using the feature characters and introduces the self-increasing algorithm to acquire the primary pattern set and utilizes the statistics and POS information to filter the primary patterns. 该方法利用切分标记将原文切分为较短的汉字串,采用自增长统计算法从汉字串中生成原始模式集,并利用统计信息和词性信息筛选出命名实体。
The device is comprised of oil eliminator, lifting pump, primary filter, secondary filter and water tank. 装置由聚结平行板除油器、提升泵、初级过滤器、压盘式过滤器和净化储水罐等组成。
The evaluating method in the uncertainty of measurement and its application examples in the primary standard material purity, optical reference filter wavelength standard reference material, Zn-alloy component standard reference material are introduced. 介绍了测量不确定度的评定方法及其在基准试剂纯度、干涉滤光片波长标准物质、锌合金成分标准物质中的应用实例。
It is composed of a pump, a primary filter net, a secondary filter net, a tertiary filter net, a filter tank and a disinfectant introducing system. 装置由水泵、初级滤网、次级滤网、三级滤网、过滤槽及消毒液输入系统组成。
Reconstruction of primary filter screen in circulating water system of 300 MW units 300MW机组循环水系统一次滤网改造的探讨
Optimal Multi-step-Size Adaptive Filtering Primary Study on Random Bandpass& Band-rejection Filter Module 最优多步长自适应滤波随机带通带阻滤波组件初探
The measurements of other radars are transferred to that of the primary radar through unbiased transformation in the algorithm. With the measuring differences between the radars and the primary radar, the Kalman filter is used to estimate the real-time system bias of the each radar for registration. 该算法是通过无偏转换把其它雷达的测量转换到主雷达下,利用各雷达相对主雷达的测量差值,采用Kalman滤波器实时估计出各雷达的系统偏差(方位和距离),从而进行配准。
Two bench tests were made about filtering the primary brine for diaphragm electrolysis using PE sintered tubular filter. It is found that this filter can reduce the Ca 2+, Mg 2+ and SS contents, and thus improve the quality of brine. 通过PE管过滤器过滤隔膜盐水的2次小型实验,从分析结果可以确定PE管过滤器应用于氯碱行业一次盐水过滤,可以降低盐水中的钙、镁及SS值的含量,提高盐水质量。
Alteration of Primary Rotating Filter in Circulating Water in Zhujiang Power Plant 珠江电厂循环水一次旋转滤网的改造
At first, a filter which has dual characteristics of competition and cooperation is created based on the mechanism of the visual receptive field and the integrated field, and the three primary feature maps are iterated by the filter to compute the feature-space saliency. 首先基于视觉感受野和整合野机制建立一种具有竞争和协作双重特性的滤波器对三种特征图进行迭代,形成特征空间显著性度量;
Summary on the bench test of filtering the primary brine for diaphragm electrolysis using PE sintered tubular filter PE烧结管过滤隔膜电槽一次盐水的小试总结
Taking account of the situation that moisture content of magnetite filter cake was on the low side, primary tests were carried out by using lignin calcium sulfonate as filter aid. 针对尖山矿磁铁矿粉滤饼水分偏高的情况,以木质素磺酸钙为助滤剂进行了初步试验。
The present paper reported the primary study on random bandpass and band-rejection filter module utilizing surface acoustic wave channelized technology. 报道了我们研制的一种采用声表面波信道化技术的随机带阻滤波组件。
At the same time, all primary and secondary filter analysis and optimization of specific product implementation, and how to limit the ergonomics made recommendations consistent with existing construction techniques. 同时,将所有问题进行主次筛选分析研究并提出具体产品的优化实施方案,以及如何将人机工程学限制与现有施工工艺分相统一提出了建议。
The research on the three-level DC-DC converter reveals that the hybrid full-bridge three-level ( HFB TL) not only can reduce the voltage stress of the primary switches, but also can decrease the filter inductance, which fits for the wide input voltage range. 而三电平DC-DC变换器的研究发现,复合式全桥三电平变换器不仅可以降低原边开关管的电压应力,还可以减小输出滤波电感量,适用于宽输入电压范围。
Second, the image to non-image processing, realizing the primary image processing, the image filter processing, the image edge detection and the high-level image processing four modules function. 二是图像到非图像的处理,实现了初级图像处理、图像滤波处理、图像边缘检测和高级图像处理四大模块功能。