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Indo-Pacific humpbacked dolphin
释义
Indo-Pacific humpbacked dolphin
Encyclopedia
农学
中华白海豚
释
Indo-Pacific humpbacked dolphin
中华白海豚
动物界(Animalia)脊索动物门(Chordata)脊椎动物亚门(Vertebrata)哺乳纲(Mammalia)真兽亚纲(Eutheria)鲸目(Cetacea)齿鲸亚目(Odontoceti)海豚科(Delphinidae)驼背豚属(Sousa)一种。别称太平洋驼背豚、印太洋驼背豚、斑海豚。俗称白忌、白牛、白海豚、妈祖鱼。由瑞典人于1765年依据珠江口的标本命名,是中国国家一级重点保护野生动物。
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proportion by addition
proportion by addition and subtraction
proportion by alternation
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