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Terms for subject Ecology containing O-O | all forms
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bearing capacity o£ population人口承载量
catch o£ used oil废油收集器
census o£ the sea海洋普查
chemical conditioning o£ sludge污泥的化学调理
conservation o£ water水体保护
elimination o£ water消除水
heat o£ reaction反应热
list o£ wild plants of national priority protection国家重点保护野生植物名录
N₂O emission一氧化二氮排放
O-ring seal密封胶圈
sampling o£ gas气体采样
sampling o£ particulate matter颗粒物质采样
the scientific concept/ outlook o£ development科学发展观