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dragline

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dragline [′drag‚līn]
(mechanical engineering)
An excavator operated by pulling a bucket on ropes towards the jib from which it is suspended. Also known as dragline excavator.
dragline
dragline
A bucket attachment for a crane; used for removing earth by pulling the bucket toward the crane.
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In their webs, most spiders use dragline silk for the outer rim and spokes.
Silk's superpowers by Ehrenberg, Rachel / Science News for Kids
British Coal, its original owner, forked out pounds 2m to buy the dragline excavator, which was christened Ace of Spades after a competition for local schoolchildren.
AN ACE MOVE; GIANT DIGGER IS SET FOR NEW LIFE IN THE UNITED STATES by Evening Chronicle (Newcastle, England)
Dragline silk, which these orb-spiders use in the outer rims of their webs and as a safety bungee when dropping or falling from high, has been investigated the most.
Silk: mimicking how spiders make their complex array of silks could ... by Ehrenberg, Rachel / Science News
 
 
 
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