Trains are immensely heavy and exert massive (*amounts of) pressure on the tracks and sleepers. * ** Note that the narrator did say "amounts of" before the word "pressure" while the transcript does not have it.
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72qzmvmf653 years ago
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jimmy7fb3 years ago
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Maggie3 years ago
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white1 month ago
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Danny2 years ago
This way, the immense load that's exerted on the sleepers and track gets distributed evenly through the track ballast.
iomchen3 years ago
Trains are immensely heavy and exert massive (*amounts of) pressure on the tracks and sleepers.
* ** Note that the narrator did say "amounts of" before the word "pressure" while the transcript does not have it.
72qzmvmf653 years ago
jimmy7fb3 years ago
Maggie3 years ago
white1 month ago
Danny2 years ago
This way, the immense load that's exerted on the sleepers and track gets distributed evenly through the track ballast.
Yuo Yuo3 years ago
emthanhnguyenvu3 years ago
Emily Lai3 years ago
Jill Liao3 years ago