“流速”的拼音为：liú sù...

河水在平坦的河床上减慢了流速.The river slows on the flat bottom.缓慢的流速足以防止还原剂的散失.A low rate is enough to prevent flushing of reductants.进口的流速不等于河水流速.The velocity in the intake is not equal to the stream velocity....

“流速”的英语可以翻译为：[机] velocity of flow，strength，[水] current velocity，current speed ...