查询词典 information retrieval

Besides entertainment, videodiscs are more hopeful in use for information storage and data retrieval.

除了娱乐以外，光盘更有希望用于信息存储和数据检索。整套的大英百科全书可以存储在几张CD盘中。

In the method, the information of relevance feedback has been utilized to extract the user's concepts of interest. These concepts of interest are then represented in a vector space model as the user profile for machine calculation. With the application of the vector space model of interest concepts, the web pages of the user's interest could be better retrieved to enhance retrieval efficiency.

本研究提出了一套方法，应用了概念撷取的技术，来帮助使用者建立一种短期的使用者兴趣档，希望藉由相关回馈来撷取出一个向量空间模型，用来代表使用者单次检索的资讯需求，以帮助系统检索出，与使用者需求相关的网页给使用者浏览，以降低使用者的浏览时间，提高检索的效率。

Important conclusions are:(1) There are four types of information needs for image data: implicit, inspirational, everchanging, and purposive. The types of needs may change during the retrieval process.

分析所得资料后，比较重要的结论归纳如下：(1)影像资讯的需求模式有隐藏式、激发式、变动式、目的式四种，且需求模式会随著寻求的过程而改变。

The new hostel management system developed after the existing school hostel information management will be greatly improved, from the artificial changes to the computer by way of low efficiency, data redundancy, prone to errors into rapid retrieval, Search convenient, high reliability and large memory capacity.

旧的手工纪录的宿舍管理方式已经不能适应高速发展的信息化时代，新的宿舍管理系统开发出来之后，学校的现有的宿舍信息管理将有很大的改观，由过去的人工方式转变为计算机方式，由效率低、数据冗余、易产生错误转变为检索迅速、查找方便、可靠性高、存储量大。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。