ancient lakes造句

• Formation and evolvement of ancient lakes
  古湖泊的形成与演变。
• Earlier images of gusev crater taken from the air seemed to scream with evidence of an ancient lake bed
  早些时候在空中对古谢夫盆地拍摄的图像，就像是在对人们大声宣布那里是一个古代湖床。
• In addition to the ancient lake beds are regions carved with dense networks of channels , seemingly created by rainfall and surface runoff
  除了古老湖床之外，某些地区表面还镂刻著致密的沟渠网络，似乎是降雨和表面迳流的杰作。
• Within my lifetime , the red planet has been transformed from a point in the night sky into a land of towering volcanoes , dried - up riverbeds , ancient lakes and windswept lava plains
  在我有生之年，红色行星从夜空中的一点，摇身变成一个世界充满了高耸火山、乾枯河床、古老湖泊和饱受风袭的熔岩平原。
• More than 20 million years ago , the ancient lakes petered out and the area of stone forest evolved into the present shape of plateau basin gradually , and developed the newest stone forest ground form at the same time
  2000多万年前，古湖逐渐消失，石林地区逐渐向现今的高原盆地演化，同时发育了最新一期的石林地貌。
• The lake shore sandy dike in the shrinking process of " hetao ancient lake " in the geologic period , which is suffered from the wind force function " rises right on the sandy land " , is the substantial basis of the formation of maowusu sandy land
  摘要地质历史时期“河套古湖”退缩残留的湖滨沙堤受风力作用“就地起沙” ，是毛乌素沙地形成的物质基础。
• The scope of the studied area is defined , quaternary geomorphic and geologic condition is introduced , and the achievement of predecessors " studies on ancient lakes and environmental evolvement on the south coastal of laizhou bay is summed up
  研究区概况。首先，确定了研究区的范围，阐述了研究区第四纪地貌与地质状况。其次，对前人在莱州湾南岸古湖泊和环境演变方面所做的工作进行了总结。
• A little research on ancient lakes on the south coastal plain of laizhou bay has been done , except briefly elaborating the development of ancient lakes in historical period from the perspective of historical geography , by looking up the historical document data
  前人对分布于莱州湾南岸平原上的古湖泊研究较少，仅限于通过查阅历史文献资料，从历史地理角度概略地阐述了古湖泊在历史时期的演变过程。
• Formation and change of ancient lakes are the results from the interaction of atmosphere , hydrosphere , biosphere , lithosphere and the activities of human beings . so by the study on formation and change of ancient lakes , general picture of environmental evolvement in the studied area can be revealed
  古湖泊的形成与演变是大气圈、水圈、岩石圈、生物圈以及人类活动综合作用的结果，因此通过研究古湖泊的形成与演变能够揭示该区环境演变的特征。
• At the same time , by gathering a lot of historic document data , the historical evolvement of ancient lakes such as judian lake ? ingshuibo lake , heizhongbo lake and biehua lake and the reasons of vanishment of lakes are discussed . by consulting the course of the evolvement of ancient lakes in hebei plain , the law of the evolvement of ancient lakes in the south coastal plain of laizhou bay is summed up
  与此同时，本论文结合大量历史文献资料，从历史地理学的角度重点论述了巨淀湖?清水泊、黑冢泊和别画湖的历史演变过程以及古湖泊消亡的原因，并通过参考河北平原古湖泊的演化过程，总结出莱州湾南岸平原古湖泊的演化规律。
• Because ancient lakes on the south coastal plain of laizhou bay lie in transitional area between sea and land , they receive the influence of sea level changes , river diversion , diastrophism and the activities of human beings , so the course of formation and change of ancient lakes are very complicated
  该区的古湖泊，处于海陆交互的复杂环境中，受到海平面变动和气候变化的深刻影响，同时也受到河流变迁、地质构造变动、人类活动的影响，其形成与演变过程十分复杂。