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Gillyflower Posted 10 years ago
Grammar
with/at a certain speed
Which one is correct: with or at a certain speed?
context:
"The time to collision (TTC) refers to the time required for two vehicles with a certain speed to collide. "
context:
"The time to collision (TTC) refers to the time required for two vehicles with a certain speed to collide. "
Top answer
Either will work.
- Either will work.
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