瞬时速度 [力] instantaneous velocity ; [力] Instantaneous Speed ; momentary velocity

瞬时速率 instantaneous speed ; Instantaneous rate

瞬时速度中心 instantaneous velocity center ; instantaneous center of velocities ; instantaneous centre

瞬时速度 Instantaneous Velocity

柱塞瞬时速度 [机] momentary velocity of plunger

瞬时速度场 Instantaneous flow field

活塞瞬时速度 [机] momentary velocity of piston

瞬时速度调节装置 momentary speed adjusting device

瞬时风速 instantaneous wind speed

瞬时角速度 instantaneous angular velocity