深网；网络信息资源；信息检索；美国。
Deep Web; Network information resource; information retrieval; U. S. a.
在深网中，大量的资料提供了丰富的数据模式。
On this deep Web, numerous sources are structured, providing schema - rich data.
深网信息资源采集是当前业界普遍关注的热点之一。
Collecting the deep web information resources is one of the hot topics on web resources preservation.
估计深网的容量约为表层网的的500倍，由于受到传统搜索引擎的限制，大部分深网的内容有待开发。
The deep web content is estimated at 500 times that of the surface web, yet has remained mostly untapped due to the limitations of traditional search engines.
“深网”也被称做“隐形网”，指的是网络中存储数量浩繁的基本信息的空间，例如存储于在线数据库中的文件，一般用途的网络搜索器是找不到这些文件的。
Also known as "invisible web", the term "deep web" refers to a vast repository of underlying content, such as documents in online databases that general-purpose web crawlers cannot reach.
站点地图对于爬网深度是非常有用的，它使爬行器能够轻松地访问并建立深嵌于该站点内的页面的索引。
A site map is useful to facilitate deep crawling so that crawlers can easily visit and index pages deeply embedded within the site.
迈阿密（美国有线电视新闻网）—— 美国航空航天局周二宣布，宇航局正在开发一个可以载人到深太空的太空舱，计划回归以前进行的那些太空计划。
Miami (CNN) -- NASA plans a return to yesteryear by developing a space capsule that will carry humans into deep space, it announced Tuesday.
据美国有线新闻网3日报道，一个国际科学小组宣布，他们在月球上发现了一个又大又深的垂直"熔岩洞"，可能适宜人类移民月球或修建月球基地。
An international team of scientists say they've discovered a protected lunar "lava tube" - a deep, giant hole - that might be well suited for a moon colony or a lunar base, CNN reported Sunday.
据亚心网报道，19日新疆阿勒泰将军山滑雪场内发生雪崩，一名滑雪者经过近3个小时搜救后在4米多深的雪堆下被发现，已经死亡。
A skier was found dead after being buried under 4m of snow for 3 hours after an avalanche at Jiangjunshan Skifield near Altay in Xinjiang Uygur Autonomous Region last Saturday, iyaxin.com reported.
本文介绍了回龙电站采用深孔接地技术改造接地网的原理、设计方案和施工技术要求。
This paper introduces the principle, design project and technical request of the Huiiong power station ground net reconstruction project by using deep-hole-earthing technology.
目的总结下腔静脉(ivc)阻隔术及置网术预防下肢深静脉血栓(LEDVT)继发肺栓塞的临床经验。
ObjectiveTo evaluate partial inferior vena cava (IVC) interruption and filter placement in the prevention of pulmonary embolism caused by lower extremity deep vein thrombosis (LEDVT).
分析表明，对于埋深比大于0.3的埋置基础，不必需要过密的节点网就能得到具有一定精度的结果。
And it shows that in order to obtain an accurate result for footings with embedment ratio greater than 0.3, it is unnecessary to adopt a dense grid in computation.
我国深空测控网建设步伐加快2016年将全面建成。
我国深空测控网建设步伐加快2016年将全面建成。
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