Encyclopedic knowledge: transportation - PowerPoint PPT Presentation

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Encyclopedic knowledge: transportation

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Slide 19 Backhoe is the main tool of the backhoe loader. Slide 21 Backhoe can dig earth, lift heavy loads, dump it. Slide 23 Backhoe consists of three parts: a boom ... – PowerPoint PPT presentation

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Title: Encyclopedic knowledge: transportation


1
Backhoe

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Backhoe is my favorite construction car!
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Backhoe is a combination of three machines
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tractor
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loader
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and backhoe!
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Just like tractor, backhoe can move over any
terrain.
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Backhoe can move dirt or stones, like a loader.
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Or it can smooth surface like a butter knife.
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Backhoe can also push dirt like a plow.
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Backhoe is the main tool of the backhoe loader.
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Backhoe can dig earth, lift heavy loads, dump it.
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Backhoe consists of three parts a boom, like an
arm
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...a stick, like a forearm that can extend
forward,
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and a bucket, like a hand. It can dig wholes.
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Backhoe has large wheels with big tires.
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Stabilizer legs help backhoe to stand still while
it digs!
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Backhoe is one great machine that can do many
jobs!
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