平成25年度の公共用水域及び地下水の水質測定結果（総括編）（PDF：1877KB）

平成25年度の公共用水域及び地下水の水質測定結果（総括編）（PDF：1877KB）

97 Pages · 2015 · 1.83 MB · Chinese
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“ Happiness doesn't result from what we get, but from what we give. ” ― Ben Carson
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