示巴灣區（英語：Sinus Sabaeus quadrangle）是美國地質調查局太空地質學研究計劃（Astrogeology Research Program）對火星表面劃分的30個區域之一，編號為MC-20。[1]
示巴灣區覆蓋了火星西經315°至360°、南緯0°至30°的區域。
參考文獻
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