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棱皮龜
释义
棱皮龜
léng pí guī
也叫革龜。爬行綱,棱皮龜科。長達二米餘,是現存龜鱉類中最大的一種。背面無角質板,被以柔軟的革質皮膚,上面有七條縱棱;腹甲骨化不完全,有五條縱棱。四肢呈鰭足狀,無爪;前肢甚長,後肢短。尾短。產於我國廣東、廣西、福建、浙江、江蘇、山東、遼寧沿海及熱帶、亞熱帶沿海。肉粗,無實用價值,可製油;甲可製裝飾品。
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center of dispersal
center of dispersion
center of displacement
center of distortion
center of distribution
center of disturbance
center of divergence
center of diversity
center of downtown Tokyo
center of drag
center of driving resistance
center of dynamic lift
center of earth
center of economy
center of educational-technology
center of effort
center of engineering education
center of equilibrium
Center of Error
center of excellence
center of expansion
center of experimental teaching
center of extemal study
center of extension
center of external study
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更新时间:2025/5/14 13:39:19