查询词典 angiosperm
- 与 angiosperm 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Most angiosperm ovules possess two integuments, while gymnosperms usually have only one.
大多数被子植物的胚珠有两层珠被,而裸子植物通常只有一层。
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The architecture of angiosperm flowers is complex and diverse, especially in the basal eudicot speices.
在被子植物的不同类群中,其形态多种多样,尤其以基部真双子叶植物的花形态最为丰富。
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Perhaps a key adaptive advantage of the angiosperm is their ability to construct wood with much less expenditure of energy per unit weight.
也许被子植物适应优势的秘诀就在于它们有能力形成每单位重量的木材可支付少得多的能。
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Of them, 8 species belonging to 7 genera and 7 families are Pteridophyte, 10 species belonging to 9 genera and 8 families are Gymnosperm, and 45 species belonging to 36 genera and 23 families are Angiosperm.
通过对福建泉州地区植物资源的考查和研究,发现该地区有珍稀野生药用植物38科52属63种,其中蕨类植物7科7属8种,裸子植物8科9属10种,被子植物23科36属45种。
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First, as outlined above, the Angiosperm DNA C-values database now exists.
首先,正如上文所述,被子植物的DNA的C -价值观数据库目前存在的。
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There are 2931 kinds of angiosperm,144 kinds of animal,399 kinds of bird.It is called the kingdom of plants and animals of China. And there is a important inhabitable place for many exiguous animals.
有种子植物2931种、兽类144种、鸟类399种,被称为我国动植物王国,也是世界上许多珍稀物种的唯一或重要栖息地。
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A scalelike outgrowth, varying in shape and size, of certain angiosperm leaves.
叶舌:1。被子植物叶的一种鳞片状突起,,外形和体积变化很大。
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Morphological data were used widely, which was the basis of angiosperm classification, especially the morphological characteristics of genitalia.
形态学资料应用最广,是被子植物分类的基础,特别是生殖器官的形态特征,但形态分类并不能解决被子植物分类的一切问题。
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The database, which contains DNA C-values for just over 1 % of known angiosperm species, represents the largest database of nuclear DNA amounts available for any group of organisms.
该数据库,其中含有的DNA的C -值刚刚超过1 %已知被子植物物种,代表了最大的数据库的细胞核DNA的金额可供任何一组的有机体。
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The evolution of plant undergoes Pteridophyte era、gymnosperm era and Angiosperm era.
植物的演化经历了蕨类植物时代、裸子时代和被子植物时代。
- 推荐网络例句
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There are different types of personal loans available.
有许多不同类型的个人贷款优惠。
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The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.
上述螺旋式上升的教学模式,可以避免教学形成模式後的僵化现象。
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In addition, the mass transfer process of main components in the heat pump cycle, such as a generator and an absorber, is analyzed, and the mass trasfer model, the relation of its separation effectiveness with the thermodynamic inconvertibility are described.
根据热力学第一、二定律,从理论上建立了描述该类热泵的数学模型。从热力学不可逆性原理出发,分析了热泵循环过程的热力学不可逆性引起的〓损失。