channel flow field of karstic water
deep-seated karstic water of south Ningxia
Karstic Water Bursting Channel
karstic water filling mining area
karstic water rich zoning
Ordovician karstic water
Ordovician limestone karstic water
scattered flow field of karstic water
ancient underground water
annual balanced underground water level or setting depth
Area with High Underground Water Table
artificial lower underground water
colored underground water
CONFINED UNDERGROUND WATER
Contaminated Underground Water
cropping-out of underground water