perhaps I should mention that the propagation

送交者: cornbug 于 2007-09-09, 13:35:16:

回答: Hello8, when you drive a car 由 cornbug 于 2007-09-09, 13:14:22:

or linear motion of a wave is small enough to be negligible. And if the ship's speed is fast enough, the water waves could be treated as the hills of a road.

THis is the simplest model! Ha!

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