DB 2对数据库访问的性能和安全特性施加细粒度的控制—因此需要更细致的处理。
DB2 gives fine-grained control over performance and security characteristics of database access-and demands correspondingly careful attention.
当需要对数据进行物理分离时,这个特性就会非常方便。
This feature comes in handy when physical separation of the data is required.
这种特性使得测试DAO逻辑变得非常简单,并且不会对数据库中的数据造成影响。
This feature makes testing your DAO logic easy and does not affect the data in your database.
此特性对数据库管理员 (DBA)特别有用。
This feature is useful especially for a database administrator (DBA).
利用2.0中对数据类型的敏感特性,传入参数可能需要转换成特定的类型以便在模板中使用。
With the heightened awareness of data types in 2.0, incoming parameters might need to be cast into a particular type in order to be useful in the template.
PD o类意图为您提供对数据库本地特性的一致性访问,并减少干扰。
The PDO class is intended to give you consistent access to native features of the database, with minimal interference.
自调优内存特性对数据库共享内存资源起作用。
Self-tuning memory works on the database shared-memory resources. These resources include.
后写式缓存特性作为新ehcacheAPI的一部分,适用于对数据库的异步批量更新。
The write-behind caching feature, supported as part of the new Ehcache API, works with asynchronous batching of updates to the database.
本文在对数字图像的一些统计特性进行研究的基础上,提出了两个检测篡改图像的算法。
Two algorithms of detecting the digital forgeries are proposed in this paper. They are based on the study of some statistical properties of digital images.
结合对数放大器自身的特性,介绍了此电路在BPM系统中的组成,工作原理,试验结果和参数的测量方法。
According to log amplifier's characters, we introduce the structure, principal, experiment results and measurement of the parameters of the circuit in BPM.
在比较器和受控放大器之间接上一个对数放大器,就可以使增益控制特性为指数函数的AGC系统严格线性化。
It is also demonstrated that the AGC systems with exponential gain control characteristic may strictly be transformed into a linear system by using any logarithmic amplifier.
若需要,再对渐近对数频率特性曲线进行修正,则可得较准确的曲线。
If necessary, further to the asymptotic logarithmic frequency characteristic curve of an amendment may be a more accurate curve.
结论:应力松弛曲线是以对数关系变化的,动脉粥样硬化对升主动脉应力松弛特性具有一定影响。
CONCLUSION: the stress relaxation curve alters in a log relationship, and atherosclerosis has an influence on the stress relaxation characteristics of the ascending aorta.
通过研究对数运算电路独特的运算特性,设计出一种满足消除电桥参考电压影响的电路模型,为高精度电桥类传感器设计提供了一种独特的减小失调误差影响的手段。
The property of the logarithm circuit is studied. A model is given to reducing the error of bridge, and a kind of high-precision transducer without the influence of the voltage supply is designed.
本文设计一种新的具备消息自动恢复特性的数字签名方案,这种方案的安全性同时建立在因子分解和离散对数之上,并对这种方案进行了安全性分析。
In this paper, we present a new signature scheme with message recovery and the security of the scheme is based on both factorization and discrete logarithms.
通过对LPC(线性预测编码)方法提取语音信号共振峰进行的研究表明,采用相-频特性与对数幅-频特性同样能提取语音信号共振峰。
The study on speech signal formant abstracted by LPC shows that it can also be abstracted by adopting phase-frequency characteristics and logarithmic amplitude-frequency characteristics.
详细介绍了对数周期天线扇形阵特性分析软件的功能及使用方法。
The function and usage of the software for analyzing the fan-shaped array of log-periodic dipole antennas are introduced.
针对数字图像处理的特点,对傅立叶变换用于图像处理的特性进行了分析,给出了傅立叶变换用于图像处理时的物理意义。
The special property analysis of Fourier transform on image processing is first given in this paper, and the physical significance of Fourier transform is also given.
文章给出了绘制开环系统对数相频特性曲线的简便方法。
In this paper, a simple method of plotting logarithmic phase frequency response curve for open-loop systems is advanced.
本文对数字示波器的带宽特性及取样速率进行了简要描述,并分析了其在实际应用中对波形测试的影响。
This paper gives a brief description of the bandwidth characteristic and sampling rate of digital oscilloscope, and analyses their impact on waveform test in practical application.
出于对数据的这些特性,在这次报告中,在分析大量的网络数据后,我将集中在三个重要的算法问题,即可扩展性、鲁棒性和综合性。
Motivated by these properties of the data, in this talk, I will focus on three important algorithmic issues in analyzing large network data, i. e. , scalability, robustness and integrativeness.
研究基于小波变换有效提取信号瞬变特性的功能,对数字调制移相键控(PSK)信号进行符号速率估计。
Studies the function of wavelet transform (WT) that can effectively distill the transient characteristics of digital signals to estimate the symbol rate of PSK signals.
对数字式绞车的主要安全保护特性进行分析,对其保护的设置型式和试验方法提出了一些想法和建议。
Analysed the mainly security protection feature of the digital winch. Proposed some ideas and Suggestions about safekeeping of establishing pattern and the testing method.
对数字载波的频率及频谱成形滤波器的特性参数的选择提出了建议。
The author also makes some Suggestions for frequency selection of digital carrier and parameters selection of spectrum shaping filter.
针对数控机床机械系统的非线性和振动信号的非平稳特性,引入局域波分析方法。
Then, Local Wave method is introduced in consideration of the non-stationarity characteristic of the vibrating signals from NC machines.
本文针对数字图像中出现的正向脉冲噪声,提出了基于行列处理消除正向脉冲噪声的非线性滤波器(RCF),并分析了它的滤波和细节保护特性。
In order to remove the positive impulse noise, a nonlinear filter (RCF) based on row and column filtering is presented and its filtering and detail protection properties are analyzed in the paper.
本文在简略地回顾维修性理论的历史以后,扼要地说明维修性的定义并指出维修特性为对数正态分布的情况下维修度的计算方法。
After reviewing briefly the history of the theory of maintainability, the authors defined the maintainability as well, and pointed out a method for calculating in terms of log-normal distribution.
通过对冻土的流变特性进行理论分析,建立了冻黏土在复杂应力状态下的对数型蠕变方程。
Through theoretical analysis of rheological properties of frozen soil, the logarithmic creep equation of frozen clay is established under complex stress state.
通过对冻土的流变特性进行理论分析,建立了冻黏土在复杂应力状态下的对数型蠕变方程。
Through theoretical analysis of rheological properties of frozen soil, the logarithmic creep equation of frozen clay is established under complex stress state.
应用推荐