hydraulic gradient
The slope of the hydraulic grade line. See [[hydraulic grade line (HGL)]], [[energy gradient]], and [[energy grade line (EGL)]].
Authorization Path: 2.4.5.2.20.15
The slope of the hydraulic grade line. See [[hydraulic grade line (HGL)]], [[energy gradient]], and [[energy grade line (EGL)]].
Authorization Path: 2.4.5.2.20.15