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被囊动物
释义
被囊动物
Encyclopedia
理学
被囊动物
释
tunicata
被囊动物
一类滤食性海洋动物,因其体表披有一层植物性多糖纤维素(polysaccharides related to cellulose)的被囊(tunic)而得名。由于幼体尾部具有脊索(notochord)结构,又称尾索动物。
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equatorial orbit
equatorial parallax
equatorial plane
equatorial plate
equatorial prominence
equatorial quantum number
equatorial quantum number, magnetic quantum number
equatorial radius
equatorial rain climate
equatorial rectangular coordinate
equatorial rotational velocity
equatorial satellite
equatorial section
equatorial sundial
equatorial surface
equatorial system
equatorial system of coordinate
equatorial telescope
Equatorial Torquetum
equatorial undercurrent
equatorial upwelling
equatorial westerly wind burst
equatorial zone
equatorium
equator of date
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