Amphioxus is becoming an emerging model organism for insights into the origin and evolution of vertebrates.
文昌鱼是研究脊椎动物起源与进化十分珍贵的模式动物。
NASA's solar-powered Juno spacecraft is ready to blast off Friday on a landmark mission to Jupiter aimed gaining new insight into the origin and evolution of the solar system's largest planet.
美国航空航天局的太阳能航天器“朱诺号”已经为星期五前往木星的极具里程碑意义的发射升空作好准备。“朱诺号”此行的使命是进一步了解木星这个太阳系最大行星的起源和进化情况。
We also investigate the origin and evolution of the chaotic saddle.
同时研究了这个混沌鞍的形成与演化。
The isotopic composition of solar system is the base for studying the origin and evolution of the solar system.
太阳系原始同位素组成是研究太阳系起源和演化的基础。
The effect of artificial selection and natural selection on the origin and evolution of the characters was also discussed.
对人为选择和自然选择在部分性状的起源与演化中的作用进行了探讨。
The origin and evolution of the vascular system of the flower in Commelina communis and the taxa concerned were discussed in this paper.
文中对鸭跖草及其有关类群的花部维管束系统的来源及演变进行了比较、讨论。
The MHC genes are highly polymorphic and the research hot point in the origin and evolution of species and the disease resistant breeding.
MHC中的基因具有丰富的多态性，是物种起源、进化和动物抗病育种的研究重点之一。
Such data are basic information for further investigating the composition, characteristics, nature, origin and evolution of the Qinghai plateau flora.
是研究青海高原植物区系的组成、性质和特点以及发生和演变规律等方面问题的基础资料。
Along the continental margin in East China Sea, the origin and evolution of Tertiary sedimentary basins are discussed, based on analyses of basement nature.
根据基底性质分析，探讨了东海大陆边缘新生代沉积盆地的形成演化与成因机制。
This study explored the origin and evolution of Leiqiong cattle, basing on the sequenced complete mitochondrial cytochrome b gene and the cited bovine sequence data.
在测定雷琼牛线粒体Cytb基因全序列的基础上，引用其它牛种的序列资料，以探讨雷琼牛的起源演化。
The present paper makes a preliminary probe into the four aspects of Henan Even Major: origin and evolution, artistic singing features, singing styles and body acting features.
本文从河南大平调的渊源与流变、唱腔艺术特色、演唱风格、形体表演特点四个方面作了初步的探索。
The origin and evolution of morality has a model and path. It is restricted, affected and selected by a kind of competition pressure and human being's cognition and rationality.
道德起源和演化具有一定范式和路径，面临一种被选择的竞争压力并受人的理性和认知水平的制约和影响。
This study should be academic value and significant in classification, origin and evolution, further protection and utilization of wild plants, and genetics and breeding engineering.
这对大麦分类和起源演化研究、野生植物资源的保护和利用、遗传和育种工程等都具有重要的意义和学术价值。
This essay starts from explaining the meaning of honesty and trustworthiness, state the origin and evolution of the conception of them, and summarizes the meaning of them in modern time.
本文从诚信内涵的解说入手，梳理了诚信概念的渊源和演变，概括了诚信的现代含义。
The advantage of organic petrology lies in making use of maceral level to analyze characteristics, origin and evolution of sedimentary organic matter with respect to hydrocarbon generation.
其最大特点在于从显微层次来认识和分析非均质性的沉积有机质特征、成因和演化与烃类形成的关系。
The paper inquiries into the complicated origin and evolution of the relation between structuralism and deconstructionism from three aspects: epoch-related society, evolution, and mode of thinking.
本文主要从时代社会、生成历史、思维方式三个角度探讨了结构主义和解构论之间的复杂历史渊源关系。
The paper inquiries into the complicated origin and evolution of the relation between structuralism and deconstructionism from three aspects: epoch-related society, evolution, and mode of thinking.
本文主要从时代社会、生成历史、思维方式三个角度探讨了结构主义和解构论之间的复杂历史渊源关系。
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