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工事現場
 バックホウ(油圧ショベル)で掘った土を、UFOキャッチャーのようなクラムシェルという機械がピュウピュウ警報を鳴らしながら降りて運びます。クラムシェルの付いている建機はテレスコアームというタイプで揺れが少ないので作業が速いようです。
Channel: @nifty
Category: Educational
Video Length: 45
Date Found: April 26, 2009
Date Produced: April 21, 2007
View Count: 6
 
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