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Environmental
水質保全
1
water conservation
水質保全
2
water quality conservation
水質保全
3
Basic Policy for Conservation of Lake Water Quality
湖沼水質保全基本方針
4
bill for making partial amendment to the Law concerning Special Measures for the Preservation of Lake Water Quality
湖沼水質保全特別措置法の一部を改正する法律案
5
Dam Reservoir Water Conservation Program
ダム貯水池水質保全事業
6
Enforcement Regulation of the Law concerning Special Measures for the Preservation of Lake Water Quality
湖沼水質保全特別措置法施行規則
7
Law concerning Special Measures for the Preservation of Lake Water Quality
Clean Lakes Law
湖沼水質保全特別措置法
湖沼法
8
Law concerning the Promotion of Projects to Preserve Water Quality in Drinking Water
水道原水水質保全事業の実施の促進に関する法律
9
measures for conservation of the water quality
水質保全対策
10
Measures to Preserve the Quality of Water Sources for Public Use
水道利用に配慮した公共用水域の水質保全対策のあり方について
11
Plan for Conservation of Lake Water Quality
湖沼水質保全計画
12
Plan for the Conservation of Water Quality of Lakes and Marshes at the Kamafusa Dam Reservoir
釜房ダム貯水池に係る湖沼水質保全計画
13
project for preservation of raw water quality used in city water systems
水道原水水質保全事業
14
target of administration on the conservation of the water quality
水質保全行政の目標
15
Water Pollution Control for Latin America
南米地域水質保全
16
Water Quality Bureau
水質保全局
17
Water Quality Conservation in Agricultural, Fishing, and Mountain Villages
農山漁村地域における水質保全対策
18
water quality conservation plan
水質保全計画
19
Water Quality Control Law
水質保全法
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