1)buffer zone,lagging tape,防护带2)protected zone,卫生防护带3)gobi preventing system,戈壁防护带4)reasonable width for prevention belt,防护带合理宽度5)sanitary protection zone of water body,水源卫生防护带6)Protection,防护
用法例句
Watersource for drinking natural mineral water must be found by special geological exploration with protected zones division and protection plan as the basis of the watersource protection during the mineral water development.