flow negative feed-back

negative entropy flow

coupling of channel flow with seepage flow

flow shear force and physicochemistry of flow

Measuring surface flow direction and flow rate

overland flow and channel flow

The ratio of pulmonary flow to systemic blood flow

transition from free surface flow to pressurized flow

transition of gate flow and weir flow

varied flow from free-surface to pressure flow

A implies B gate， negative

a negative suffix

abrasive grain with negative rake angle

absolute value of negative temperature

absorption curve with positive and negative absorb

absorption curve with positive and negative absorbance

absorption under negative pressure

acoustically evoked short latency negative respons

Acoustically evoked short latency negative response

Activated carbon negative electrode