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- Ice age when someone summed up the reason as the earth history to once had and interglacial stage. 有人把原因归结为地球历史上曾经有过的冰期和间冰期。
- Progress will lead to advancements in understanding tectonics, Earth history, materials and complexity, to name just a few. 这方面的进展将导致对许多方面理解的进展,对板块、地球史、材料及其复杂性,这仅是几例。
- Conclusion: Our present knowledge of earth history suggests strongly that large-scale geophysical events influenced macroevolution and megaevolution. 结论:我们目前的地球历史知识有力地表明,大规模地球物理事件影响宏观进化和种外进化。
- All what are demonstrated in the museum are identification of earth history, precious and nonrenewable geological heritage. 它们是地球历史的见证,是宝贵的、不可再生的地质遗产。
- Through a series of presentations, the site offers a global plate tectonic reconstruction showing the broad patterns of Phanerozoic Earth history. 通过一系列的介绍,提供了全球板块构造的重建,表明显生宙历史的漫长。
- It present the paleogeographic maps of the 850 million years of Earth history, as well as computer animations and video and teaching materials. 该网站提供了有关地球850百万年历史的地图,以及计算机影象等教学材料。
- Rhythms in earth history are probably a common feature and are recognizable in various geological processes, often with different ranks of time duration. 地球的节律可能是地质作用在地球发展中普遍存在的规律,既有不同的类别,又有时限不同的级别。
- This is no small feat to have accomplished and we honor her along with each that has so chosen to walk the path of ascension at this time in earth history. 一旦达成,这不是一个小小的功绩,我们尊敬她以及在地球历史上此刻如此选择、走在提升路径上的每一位。
- During early evolution in earth history, the ancestral cyanobacteria were annexed by early primitive eukaryotes and gradually evolved into chloroplast through symbiosis. 在漫长的进化过程中,蓝藻类的原核生物被原始的真核细胞吞噬入胞内,与宿主细胞长期共生,逐渐演化为叶绿体。
- Its acceptance as a normal pattern of action may mark the greatest event in human history since the invention of agriculture,and perhaps in nonhuman earth history as well. 参考答案:自从(有农业)以来,(培根理论)就作为一种(标准的行动方式)被人们所接受,这不仅在人类历史上而且也许在非人类历史上都将是最重大的事件。
- The application of plant and animal fossils to date and correlate strata in order to elucidate Earth history, combining the principles of paleontology and stratigraphy. 为了阐明地球的历史,应用植物与动物化石结合古生物学和地层学的原理,以确定和对比地层的年代。
- The most powerful natural explosion in recent Earth history occurred on 1908 June 30 when a meteor exploded above the Tunguska River in Siberia, Russia. 在地球近代史上,最具威力的自然界爆炸发生在1908年6月30日,当时在俄罗斯西波利亚的通古斯卡上空有一颗流星发生爆炸。
- A geological event is a geological record with special geological significance that is developed or occurred sporadically/cataclysmically in the normal progress course of the earth history. 地质事件是地史演化过程中,不同于正常地质历史发展的突发性,或灾变性,或具有特殊意义的地质记录。
- The significance of episodicity in Earth history, including the role of extraterrestrial bombardment events, reinvokes the controversy between uniformitarianism and catastrophism of the Eighteenth century. 包括地外事件在内的地球中阵发性的意义重新引起了18世纪均变论与灾变论之间的论争。
- From the perspective of historical geology, study of the processes of geological events happened in the earth history, their evolutionary trends and environment impacts in the past and future, will be a major task of geology in the 21 century. 以历史地质学的方法和视角,研究地质过程的发生、发展和演化过程,以及这种过程在今天和明天的演化趋势,及其对人类生存环境的影响,将是今后一个时期地质科学的主要任务。
- All of above analyses would be helpful to identify the proxies of paleo-gas hydrate deposition in some distinctive stratigraphic sections and to evaluate the global environment effect caused by gas hydrate in earth history. 该研究成果将有助于对地史时期类似地质背景下古天然气水合物背景的识别和环境效应评价。
- During the earth history, the endogentic processes, including changes of mutual interactions between plate tectonics and plume tectonics, are of cyclicity and tendency in whole earth or its geospheres. 整个地球历史中,地球和其层圈的内生过程,包括板块构造和地幔柱构造相互作用的变化,具有旋回性和方向性。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- The attraction of the moon for the earth causes the tides. 月球对地球的吸引力造成潮汐。
- The earth is only a speck in the universe. 地球在宇宙中只不过是一个小点罢了。