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The phylogenetic analysis based on the amino acids of invertebrate and vertebrate S19 proteins showed that the amphioxus protein was at the base of a clade of vertebrate S19 proteins, indicating that amphioxus is not only the sister group of extant vertebrates but also the basal lineage of chordates.

另外，AmphiS19与脊椎动物各S19蛋白在氨基酸水平上的相似性几乎是等同的。这些结果表明文昌鱼不仅是脊椎动物的姊妹类群，而且是脊索动物谱系进化过程中的基部类群。

The cladistic analysis showed that the fossil species of Acer much diversified in morphology and may be at different evolutional levels, even some species have evolved into comparative levels with certain extant Acer species.

对其所做的分支分析表明：7个化石种具有形态上的多样性，处于不同的演化水平，某些化石种已经具有与现生槭属相当的进化水平。

This article will discuss and distinguish a part of cognates in the Manchu and Mongolian languages, in the way of historical comparison and etymological explanation, on the basis of abundant documentary materials language group materials, in view of extant study achievements.

本文在丰富的文献材料和语族语言材料的基础上，汲取已有的研究成果，运用历史比较法与词源解释法对满蒙书面语的部分同源词、借词进行鉴别与探讨。

The extant houses have rough-grind stone dados inside and outside, at least 40cm high.

村内古宅以内外两层麻石作墙裙，至少有40公分高。

It advocates improvement without touching the extant capitalism and the evolutes to the socialism peacefully and gradually.

它主张在不触动现存资本主义统治的条件下进行改良，渐进地、和平地过渡到社会主义。

The Virtual Institute for Exo/Astrobiology devotes to exobiology research in low Earth orbit, search for both extant and extinct life in the solar system, on Mars, and on other planets such as europa, meteorites, comets and micrometeorites so on, origin of life.

该研究所致力于外太空的研究，包括低环地轨道，搜索太阳系，火星，以及其它星体例如木卫二，陨星，彗星和微小陨石上现存的和已经灭绝的生命物质，以及生命的发生。

From these three levels of culture: material life, social ethics, and spiritual value , this paper investigates every possible Hakkian folksong extant in the document ary sources, analyze the cultural substance, interpret the cultural imports, and then conclude the formation and character of the cultural meaning.

本文分别从物质生活文化、社会伦理文化及精神价值文化等三层面，逐一检视台湾现存客家歌谣文献，分析其中的文化材料，并尝试解析其文化意义，同时归纳歌谣中文化内涵之成因与特质。

From these three levels of culture: material life, social ethics, and spiritual value, this paper investigates every possible Hakkian folksong extant in the documentary sources, analyze the cultural substance, interpret the cultural imports, and then conclude the formation and character of the cultural meaning.

本文分别从物质生活文化、社会伦理文化及精神价值文化等三层面，逐一检视台湾现存客家歌谣文献，分析其中的文化材料，并尝试解析其文化意义，同时归纳歌谣中文化内涵之成因与特质。

This thesis fist researches in the railway freight transportation price formation mechanism, then summarizes the railway freight transportation factors and decision methods. The next analyzes the status and the basic characteristics of the existing system of Railway Freight Tariff, identifies some problems existing in freight prices. This thesis rises the view of reduce the controls of railway freight transportation prices to a certain extant. In the end of this thesis, a Bi-level planning model is set up to reform and optimize the existing railway freight tariff, then gives a analysis based on the heuristic algorithms.

本论文在研究铁路货物运价形成机制的基础上，对铁路货物运价影响因素和制定方法进行了归纳，分析了铁路货物运价体系的现状和基本特点，找出了现行铁路货物运价存在的一些问题，针对这些问题提出适当放松铁路货物运价管制的观点，建立了改革优化现行铁路货物运价的双层规划模型，并给出了基于灵敏度分析的算法。

In the colossal picture scroll of an area of 45,000 square meters contained in its 492 extant grottoes, numerous fragments of history were jigsawed into a hologram of history, which shows the inklings and traces of the early mergence of the Greek, Indian, Islamic, and the Chinese cultures.

在492个洞窟里总面积45000平方米的巨大画卷中，无数历史的碎片连缀出了全息的历史图景。

It has to be computed by the host for the actual clock rate.

主控制器可以用来计算实际的时钟速率。

Let's see what you got.

让我看看你的东西