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crawler

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crawler

[′krȯ·lər]
(mechanical engineering)
One of a pair of an endless chain of plates driven by sprockets and used instead of wheels by certain power shovels, tractors, bulldozers, drilling machines, and such, as a means of propulsion.
Any machine mounted on such tracks.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

crawler

robot
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)

spider

(1) Also known as a "crawler," "robot" (bot) and "intelligent agent," a spider is a program that searches for information on the Web. Spiders are widely used by Web search engines to index all the pages on a site by following the links from page to page. The search engine summarizes the content and adds the links to their indexes. Spiders are also used to locate Web pages that sell a particular product or to find blogs that have opinions about a product. See surface Web and bot.

(2) Software that captures a website for browsing offline. See offline browser.

(3) (Spider) A gaming platform from AMD. See Phenom.
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References in periodicals archive
The overall crawler camera systems worldwide is set to grow with 6.7% CAGR during the forecast period.
World Crawler Camera Systems Market Set to Witness a CAGR of 6.7% Over 2019-2027
The new Battery-Operated Rack Crawler, Pathfinder Systems notes, highlights Tiger International's dedication to responding to customer requirements with emerging technologies and advancing block & paver production.
Tiger sheds cables with battery-operated rack crawler
These crawler cranes are easy to transport, quick to rig and come with an IC-1 control system with an intuitive touchscreen," he stated.
AMS boosts Mideast operations with Demag cranes
If such signs are deemed important, should there not have been a previous sign with the warning 'You are now entering a crawler lane' - perhaps with a reduction in the speed limit?
Strange road sign 'END of [...]
The Hoeflon C10 mini crawler has a maximum reach of 19m, at which it can lift 209kg.
Mammoet expands fleet with mini crawler cranes
Over the years, usage of crawler excavators has increased significantly in these sectors owing to their superior functionality and efficiency as compared to the conventional systems.
Global excavator market to grow at CAGR of 2.7%
An access frequency-based anticrawling method determines whether a client is a crawler or a legitimate user by the access frequency threshold as the maximum number of access within a specific time window.
Detection Method for Distributed Web-Crawlers: A Long-Tail Threshold Model
The Cletrac Model F was one of the first machines to use a top drive sprocket (a feature still in use today), and was one of the first crawler tractors designed for adjustable row crop use.
100 years of Cletrac: Hart-Parr/Oliver collectors celebrate cletrac centennial at summer show
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