ピーク速度 でしょう
piikusokudodeshō
1. Peak speed, likely.; Probably peak speed.
Noun
1. Peak speed, likely.; Probably peak speed.
1. peak
1. high speed
1. speed; velocity
2. velocity
1. it seems; I think
2. right?; don't you agree?
1. If it's peak…; When it's peak…
1. at its peak; peak
1. Peak.; It is the peak.
1. Wasn't at its peak.; Wasn't the highest.
1. If it peaks; If it reaches a peak