The new framework , comprising a pre - trilobite series and three trilobite - dominated series , reflects the major evolutional stages of the life on earth during cambrian period 新的划分方案包括1个“前三叶虫统”和3个“三叶虫优势统” ，反映了寒武纪生命发展的主要阶段。
In this paper , the homology of transport proteins of streptomyces lydicus and other actionmycetales bacteria is analysed and their evolutional relation is discussed 将获得的利迪链霉菌的转运蛋白基因与其他放线菌的转运蛋白基因进行了同源性分析，探讨了基因的进化关系。
This paper analyses the evolutional process via the self - organization theory and reveals the causes of improper evolution , providing a reference for future development 本文将使用自组织理论对该系统演化过程进行分析，揭示演进过程中失当的原因，为今后的发展提供参考和借鉴。
The numerical methods with high accuracy and resolution are proposed to research the generation and evolutional process of the turbulent spots and coherent structures in turbulent flow of the wall region 本文采用高精度、高分辨率的数值方法研究湍斑及湍流相干结构的生成和演化规律。
Its current evolutional trend is chaos and irregular , which is seriously affecting the urban construction and development , so the demands of renovating the " urban village " are urgent 目前， “城中村”发展的混乱、无序已经严重影响了城市建设和发展的正常运转，迫切需要对其进行改造。
This complicated course just responds the evolutional history of the several sciences of the managerial ethic , and also exposes the development regularity and development direction of managerial ethic 这一复杂的过程正反映了管理伦理诸学科的演进史，也揭示了管理伦理元学科的发展规律与发展方向。
The evolutional trends of the types of anticlinal walls of epidermal cells and epidermal hairs were discussed . 3 . pollen morphology pollen morphology of species from machilus in zhejiang was observed using sem 表皮细胞垂周壁的演化途径：平直一浅波状一深波状：毛被的演化趋势是：无毛一单毛。
The mitochondria ! genome oftokay analyses of complete mitochondria ! genomes provide not only information about structural arrangements which may serve as genomic evolutional marker but also sequesenc data for phylogenetic 蛋白编码基因第三编码位置表现为对碱基a的偏好，更接近两栖类以下的较低等脊椎动物而不是羊膜动物。
The evolutional process of landslide can be clearly shown by computer simulation using the model , and the latter prove that the strength of soil on the whole slip surface bring impossibly into play at the same time 通过数值模拟，清晰地揭示了边坡渐进破坏的历时演化过程，且实例分析证实，土体的强度并非在整个滑裂面上同时发挥。
As a masterpiece of journalistic history of china , the 《 journalistic history of china 》 offered many inspirations for us to understand journalistic development of china and probe the evolutional regularity of journalism 作为中国新闻史的开山之作， 《中国报学史》为我们了解中国新闻学发展脉络，探求报刊的演变规律提供了诸多启示。
