dragline excavator

IPA（発音記号）

/ˈdɹæɡlaɪn ˈɛkskəˌveɪtə/

名詞

Any of several very large vehicles used for lifting, especially in the process of mining: basically an excavator which drags its bucket to fill it.

日本語の意味

採掘作業などで使用される、巨大な土木・鉱山用の重機。バケットを引っ張って溜める構造を持つ掘削機

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The dragline excavator moved slowly across the open-pit mine, its massive bucket scraping the earth.

バケットを引きずって土をすくう非常に大型の掘削機が露天掘りの鉱山をゆっくりと移動し、その巨大なバケットが地面を削り取っていた。

詳細

意味（1）

Any of several very large vehicles used for lifting, especially in the process of mining: basically an excavator which drags its bucket to fill it.

In mining with a dragline excavator, the upper half to two-thirds of the alluvium contains too little of the previous metals to warrant washing; hence this part of the overburden is lifted by the excavator and dumped to one side of the cut.

詳細

dragline excavators （ plural ）