he rising velocities of oil drop swarm in stagnant water are measured by using the forward scat-tering laser particle image velocimetry (LPIV).是什么意思_he rising velocities of oil drop swarm in stagnant water are measured by using the forward scat-tering laser particle image velocimetry (LPIV).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句