例句與造句

1. A drag count of 200 to 400 is typical for an airplane at cruise.
2. A reduction of one drag count on a subsonic civil transport airplane means about 200 lbs more in payload.
3. A drag count is used as a more user-friendly measurement as the coefficient of drag is usually much less than 1.
4. A "'drag count "'is a dimensionless unit used by aerospace engineers where 1 drag count is equal to a C _ d of 0.0001.
5. A "'drag count "'is a dimensionless unit used by aerospace engineers where 1 drag count is equal to a C _ d of 0.0001.
6. It's difficult to find drag count in a sentence. 用drag count造句挺難的