Chinese have long recognized the importance of retrievable reconnaissance satellites.

Instructions for use of the system should be visible or easily retrievable whenever appropriate.

系统使用说明在任何适当的时候都应该使可见的或者很容易被获取.

He believed the information was retrievable.

他认为这些信息可以恢复.

The rest are things like photos and phone calls which are less easily retrievable and usable.

剩余的像照片和电话等形式的信息并不容易地修复以及应用.

It is important to find query, retrieval and access the data you want quickly and correctly.

如何从海量的影像数据中快速、准确地发现、访问 、 获取和使用所需要的数据就显得特别重要.

A semantic based video retrieval system should be realized by analyzing and extracting video semantics automatically.

只有对视频中的语义信息进行自动理解和抽取,才能形成真正实用的基于语义的视频检索系统.

The purpose of this study is to analyze the contents and retrieval interfaces of those websites.

本研究分析我国教师常用的教学资源网站,比较其内容及检索介面.

What is the significance of retrieval of species in severe danger?

拯救濒危物种有什么意义?

With the control you can enumerate the properties of received emails for validation or data retrieval.

与控制,您可以枚举的属性所收到的电子邮件进行验证或数据检索.

The proposed methods can improve the performance of information retrieval systems for document retrieval.

本论文所提的方法能提升资讯撷取系统作文件撷取的效能.

...electronic storage and retrieval systems.

电子存储和检索系统

Retrieval of oxalate record from ice cores sheds light on past environmental changes.

冰芯中草酸根记录的研究有助于对过去环境变化的认识.

(figurative)By then the situation was beyond retrieval (= impossible to put right) .

到那时，局势已无法挽回。

methods of information retrieval

数据检索方法

In databases, an information retrieval service operated by Bibliographic Retrieval Services Inc. ( USA ) .

在数据库业务中, 美国文献目录 检索服务 公司经营的一种信息检索业务.

Retrieval effectiveness and retrieval performance mainly depends on the structural pattern of information retrieval language.

情报检索语言的检索效率、检索功能主要取决于其结构模式.

Video retrieval aim is to find the needed video slip from a mass of video data.

视频检索的目的就是要从大量的视频数据中找到所需要的视频片断.

Content Based Image Retrieval CBIR has been a very active research area since 1990's.

基于内容的图像检索是90年代以来逐渐兴起的一个新的研究方向.

Automated Document Storage And Retrieval.

自动文档存储和恢复.

Experiments show that the learned metrics can be used to significantly improve image retrieval performance.

试验结果表明,该方法能在学习样本极少的情况下提高检索的性能.

a new system that should speed up information retrieval

能加速信息检索的新系统