natural region

基本解释

It is matched with that in Shenzhen Bay, and higher than in natural region in Honghai Bay.
非養殖區含量小於南澳灣和大連灣，與深圳灣接近，但大於紅海灣的自然海域含量。
Complete-category of drainage basin water resources (DBWR). In hydrology, drainage basin is a natural region that bears the water resources as the core resource.
流域水資源的全範疇在水文學上，流域是以水資源爲核心資源的自然區域空間。
As the unique natural region unit. The Tibetan Plateau has become the essential area and the hot spot of studying climate change because of its unique nature in the global environmental variation.
青藏高原作爲獨特的自然地域單元，由於其自然環境和生態關系在全球佔有特殊地位，竝且與全球環境變化息息相關，已成爲研究全球氣候環境變化的關鍵地區和熱點。

There are reportedly up to 200 billion barrels of oil and natural gas in the region.
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