headwaters
美 [ˈhedˌwɔtərz]英 [ˈhedˌwɔːtə(r)z]
- n.上游;河源
- 网络源头;水源;河源上游

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Talking about the Relations between the Rationality of Enterprise's Site Selection and the Water Quality of Headwaters
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The theory of competitive preponderant and innovation on tourist trade in the headwaters of pearl river
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