词汇	velocity head graph
释义	velocity head graph 速度能高图
随便看	productive power productive power of labor productive powers productive practical training productive practice productive practice base productive practice courses Productive Practice Teaching productive present situation productive-price productive problem solving productive process productive procrastination productive proeess productive profit productive property productive prospecting productive Province ecological footprint productive public capital productive pulmonary tuberculosis Productive pulmonary tuberculosis productive quality productive rate productive ratio coefficient productive reaction