How does a bulldozer create new roads by cutting through hills? #bulldozer #caterpillar
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キャタピラー D7g ブルドーザー、斜面切断中に死亡 #caterpillar #bulldozer #cat
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The old Caterpillar D8L bulldozer pushing chert rock in Japan. キャタピラー社の大型ブルドーザー 1st/May/2015 part2
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NEW PROJECT! THE BEST WORK FAST DOZER CAT D6R2 PUSHING CLEARING SOIL MAKE NEW ROAD DAM CONSTRUCTION
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カーネットは押しつぶされ、危うく挟まれそうになった!バトゥ・ジョンバでの車横転事故の秒数
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