Three kinds of mathematical models of fuzzy transformation is used in evaluation of subterranean water pollution.
A large subterranean water tank collects water for reuse on site and environmentally friendly finishes have been utilised throughout.
This paper introduces the ERTS-photograph treated with optical process, interpreting the varied conditions for storing subterranean water.
It is urgent for the engineering, such as building, water conservancy, tunneling, and the subterranean waterproof, to use the waterproof materials with lager width and high quality.
Pearls fell drop by drop, as subterranean waters filter in their caves.
