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living standards, poor farmers in less tha n complete eliminati on of 4600 Yuan, 8949, 19008. "Five waters rule": t he County i nvested 2.169 billi on yua n, simil ar countie s line t he city's first complete t he 42 km of se wage pi pe netw ork constr ucti on, compl etion rate ranked first in the city, won the pr ovincial r ural sewage treatment w ork better; key poll ution sources such a s elect