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- It is found that C(28)(20S)/C(28)(20R) ratio in triaromatic sterane seems to show good thermal evolution characteristics. 我们发现三芳甾烷C(28)（20S）／C(28)（20R）比值似乎显示了较好的热演化特征。
- Based on model test and the scene investigation, the flow structure around submerged spur dikes and evolution characteristic of river bed are researched . 根据水工模型试验研究和工程现场考察，对漫水丁坝附近的水流结构，河床变形的特点进行了分析和研究；
- On the basis of study on its sedimentary environment, sources and evolution characteristics of organic matter, this paper ensures the mature threshold depth and shows good prospects ... 文章在研究其沉积环境、物源及有机质演化特征的基础上，确定该盆地成熟门限深度，表明合浦盆地具有良好的油气勘查前景。
- The time evolution characteristics of the topology and structure were obtained based on the quantificational analysis about the real networks, namely, periodicity and local similarity. 经过实证定量的演化分析，得到了产品族结构及其拓扑特性的时间演化特征，即周期性和局部相似性。
- The evolution characteristics of particle distribution in the vehicle exhaust plume have been investigated based on the models of nucleation,coagulation and condensation of particles. 根据微粒核化、凝并及凝结模型对汽车排气尾流中微粒分布的变化特性进行了分析。
- A study is carried out on the voltammetric behavior of water soluble organic reducing substances and its evolution characteristics by using the solid electrode differential voltammetric method. 以固体电极示差脉冲伏安法对水溶性有机还原性物质的伏安行为及其演变特征作了探讨。
- Pool forming succession was analysed with evolution characteristics of regional geology.Jurassic hydrocarbon pool that originated from permian resource rock is regarded as a seco... 结合区域地质演化特征对油气藏成藏序列分析得出:来源于二叠系烃源岩的侏罗系油气藏为次生油气藏;
- The space program is the evolution of years of research. 太空计划是多年研究的发展结果。
- Darwin put forth the theory of evolution,. 达尔文提出了进化论。
- short period evolution characteristics 短期演变特征
- Studies show that structural evolutional characteristics and reservoiring conditions are similar in Liupanshan and Jiuxi Basins. 研究认为,六盘山盆地与酒西盆地具有相似的构造演化特征和油气成藏条件。
- Do you know about the evolution of a seed into a plant? 你知道从种子发展成为植物的过程吗？
- Our watchword is: Evolution, not revolution'. 我们的口号是: ｀要循序渐进，不要剧烈变革.;＇
- Xu Hong. 2000. The Effect of Forming Reef of Biological Stratun in Miocene of Xisha Islands and Algae and the Evolutional Characteristics of Bioherm. Beijing: Science Pr. 许红.;2000
- By microstru cture analysis the evolutive characteristic of structure of rapidly solidified C u-Zn alloy in different temperature preservation was initially made clear. 通过金相组织分析，初步摸清铜锌合金快速凝固组织在不同温度下保温组织演变的特点。
- Darwin spend more than twenty year work on his theory of evolution. 达尔文花了二十余年时间研究他的进化论。
- In politics Britain has preferred evolution to revolution. 在政治上，英国喜欢渐进而不喜欢革命。
- Our political institutions are in continuous evolution. 我们的政治制度正在不断发展中。
- This is a clear exposition of the theory of evolution. 这是对进化论的清晰的阐述。
- The evolution of heat from the sun is inestimable. 从太阳中放射出的热是无法估计的。
