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extine中文是什么意思

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用"extine"造句"extine"怎么读"extine" in a sentence

中文翻译手机手机版

  • (花粉粒的)外壁
  • 花粉外壁
  • 芽胞外膜

例句与用法

  • The outer wall ( extine ) of the pollen grain is often diagnostic ( see pollen ) and very resistant to decay
    花粉粒外壁(花粉壁)通常为特异性的并很难腐烂。
  • Most of local plate - nectarine , ornamental peach and weeping peach cultivars had simple extine pattern , which shows that they were original types
    供试材料的花粉粒形状以椭圆形为主,且首次发现哈太雷品种的花粉粒呈为圆球形。
  • Results showed that the pollen grain of p . mira , which is used as material by sem for the first time , was nearly elliptic in shape and the extine pattern was simply striped with no pores
    结果表明,光核桃花粉粒的形态呈椭圆球形,其外壁纹饰呈简单的直纹平行型,无穿孔,是最原始的桃亚属植物野生种,未发现与栽培种有直接的关系。
  • There are mat - shaped thickenings at the base of spines in the certain species of machilus . the most reliable characters for the delimitation of species are the features of the perforation , mat - shaped thickenings . the evolutional trends of the extine ornamentations in the pollen grains were discussed
    小刺和瘤状突起光滑,一些花粉形态特征如小孔的有无、垫状突起的有无和形态差别的多样性可以作为种间鉴定的依据,对于现有的润捕属植物分组有一定的借鉴价值。
用"extine"造句  
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