tfds是什么意思?tfds怎么发音?tfds的解释和用法

小编由分享时间：2025-06-03 21:04:58

tfds的意思

1、abbr.tactical ferret display system 战术电子侦察机显示系统;

tfds的双语例句

1、A crucial problem that needs to be solved for normalization of temporal databases is to compute the finite closure of attributes for TFDs.

时态模式规范化所要解决的一个关键问题是求解时态函数依赖的有限属性闭包问题。

2、By analyzing the existing relationships between TFDs and FDs and utilizing corresponding algorithms for traditional set of FDs, some important algorithms such as membership and finite closure of attributes algorithms are proposed for given set of TFDs.

通过分析TFDs与FDs之间存在的联系，利用传统FD集的相应算法，提出了成员籍、有限属性闭包等TFD集的一些重要算法。

3、A crucial problem that needs to be solved for normalization of temporal databases is to compute the membership problem for sets of TFDs.

类似于传统的函数依赖（FDs），TFD集的成员籍问题是时态模式规范化所要解决的一个关键问题。

4、This paper presents a method for improvement of the resolution and clarity of bilinear time-frequency distributions ( TFDs) generated from signals consisting of a number of approximately time-frequency ( TF) disjoint components.

本文提出了一种改进由时频不相交分量组成信号的双线性时频分布的分辨率和可读性的方法。

5、For the temporal schemes with a totally ordered set of temporal types, by analyzing good properties of sets of TFDs, a polynomial algorithm that may obtain lossless decompositions satisfying the temporal third form ( T3NF) is given.

对于这种具有全序时态类型集的时态模式，通过分析TFD集所具有的良好特性，给出了一个得到满足时态第三范式（T3NF）的无损分解的多项式时间的算法。

6、Trouble of Moving Freight Car Detection System ( Shortname: TFDS) is an important part of railway vehicle safety precaution and early warning systems, which can ensure the safety of railway transportation.

货车运行故障动态检测系统（Trouble of Moving Freight Car Detection System，简称TFDS）是铁路车辆安全防范、预警系统（5T系统）的重要组成部份，它对确保铁路运输安全具有十分重要的意义。

7、The essay introduces the principle, composing, function and information management of TFDS system, and summarizes the change of train examination work brought by the system and the fruit after application of the system.

介绍TFDS系统原理、组成、功能及信息资源管理，概述系统给列检工作带来的转变和系统运用取得的成果。

8、In fact, TFDs are proper extensions of traditional functional dependencies ( FDs).

实际上，TFDs与传统的函数依赖（FDs）之间存在着密切的联系。

9、Principle and Application of TFDS

货车运行故障动态图像检测系统（TFDS）的原理与应用

10、After a year of application, the system performance is stable and the operation is reliable. It realizes the balanced allocation of TFDS dynamic inspection and the labor efficiency has a dramatic increase.

经过一年多来的应用，系统性能稳定，运行可靠，实现了TFDS动态检查均衡调配，较大幅度提高了劳动效率。

11、We introduce the TFDs from the spectral analysis of signals ( deterministic, stationary and non stationary).

作者由信号（包括确定性的，平稳的和非平稳的）引入频谱分布的TFDs。

12、Thus, there exist close relationships between TFDs and traditional FDs. By analyzing the relationships and properties of close sets of temporal types, an algorithm for computing effectively the finite closure of attributes is proposed by using the corresponding algorithm for traditional FDs.

通过分析这些联系和封闭时态类型集的特性，利用传统FDs的相关算法提出一个有效的求解有限属性闭包的算法。

13、Test results show that the slip force of TFDs can be computed based on the test results of frictional pads.

试验结果表明阻尼器的起滑摩擦力可由简单的摩擦片试验结果推算得到。

14、In order to organize effectually the time-varying data, temporal functional dependencies ( TFDs) can be used to design effectively temporal databases.

为了有效地组织这些时间变化数据，可以使用时态函数依赖（TFDs）对时态数据库进行有效地设计。

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