1·Because they lack oxygen, marsh sediments are high in sulfides that are toxic to most plants.
由于它们缺乏氧气，沼泽沉积物中的硫化物含量很高，而硫化物对大多数植物都有毒。
2·The Holocene Epoch is characterized by different sediments, ones that form when the climate is warmer.
全新世时期的特征为不同的沉积物，它们在气候变暖时形成。
3·They say the fossils have been moved from their original resting places and redeposited in younger sediments.
他们说，这些化石已经从原来的安息地转移到更年轻的沉积物中。
4·Ocean sediments presented a much more complete geologic record of the Pleistocene than continental glacial deposits did.
相比于大陆冰川沉积物，海洋沉积物提供了更完整的更新世时期的地质记录。
5·After millions of years, powerful geological forces, like underwater volcanoes lift up the ocean sediments to form new land.
数百万年后，强大的地质力量，比如海底火山，会掀起海洋沉积物，形成新的陆地。
6·The problem with ascribing all tillites to glaciation, however, is that tillite deposits are widespread in Precambrian sediments.
然而，使所有的黑土形成冰川作用的问题是，在前寒武纪沉积物中广泛分布有黑土。
7·The debate about megafauna pivots to a great degree on the techniques for dating old bones and the sediments in which they are buried.
关于巨型动物的争论在很大程度上取决于确定古老骨骼和埋藏它们的沉积物年代的技术。
8·In the normal water phase, the remaining Phosphorus makes its way, settles to the bottom of the ocean, and gets mixed into ocean sediments.
在正常的水相中，残留的磷会自己移动，沉淀到海洋底部，并混合到海洋沉积物中。
9·Several skeletons of another early whale, Basilosaurus, were found in sediments left by the Tethys Sea and now exposed in the Sahara desert.
在特提斯海留下的沉积物中发现了另一种早期鲸鱼龙王鲸的几具骨架，它们现在暴露在撒哈拉沙漠中。
10·As muddy sediments are pressed together, the gas and small droplets of oil may be squeezed out of the mud and may move into sandy layers nearby.
当泥质沉积物被挤压在一起时，气体和小油滴可能会从泥浆中被挤出，并进入附近的沙层。
1·The Holocene Epoch is characterized by different sediments, ones that form when the climate is warmer.
全新世时期的特征为不同的沉积物，它们在气候变暖时形成。
2·Ocean sediments presented a much more complete geologic record of the Pleistocene than continental glacial deposits did.
相比于大陆冰川沉积物，海洋沉积物提供了更完整的更新世时期的地质记录。
3·After millions of years, powerful geological forces, like underwater volcanoes lift up the ocean sediments to form new land.
数百万年后，强大的地质力量，比如海底火山，会掀起海洋沉积物，形成新的陆地。
4·Several skeletons of another early whale, Basilosaurus, were found in sediments left by the Tethys Sea and now exposed in the Sahara desert.
在特提斯海留下的沉积物中发现了另一种早期鲸鱼龙王鲸的几具骨架，它们现在暴露在撒哈拉沙漠中。
5·As muddy sediments are pressed together, the gas and small droplets of oil may be squeezed out of the mud and may move into sandy layers nearby.
当泥质沉积物被挤压在一起时，气体和小油滴可能会从泥浆中被挤出，并进入附近的沙层。
1·Mesozoic sediments into Northwest China's largest lake in Qingyang, involving Shaanxi, Gansu, Ningxia, Mongolia, the vast vast.
中生代沉积成我国西北最大的庆阳湖盆，涉及陕、甘、宁、蒙，浩瀚辽阔。
2·Extensive Uranium anomalism has been identified across current tenements within coarse sandstone sediments within the Karoo Supergroup.
在目前的租约区内已经发现有大量的铀异常，这些租约区位于卡鲁超群的粗粒砂岩沉积区。
3·Near shore turbidite fan and typical turbidite rock are deposited on well developed deep lake facies sediments in this area.
本区深湖相沉积十分发育，并在此背景上沉积了近岸浊积扇和典型的浊积岩。
4·Desert sequence is a kind of sequence composed of desert sediments under condition of wind medium.
沙漠层序是指在风介质的条件下以沙漠沉积为主体的一类层序。
5·The quantitative reservoir model and differential distribution model of oil-bearing strata have a great significance in the oil and gas exploration of gravity flow channel sediments.
这一储层定量模式及油层差异分布模式对重力流水道沉积的油气勘探和开发具有较大的指导意义。
1·All that gas buoys up through the sediments and into the ocean, heating up the deep waters.
所有的这些气体穿过沉淀物浮向海洋，使深海海水温度升高。
2·The highest levels of these compounds are found in some soils, sediments and food, especially dairy products, meat, fish and shellfish.
这些化合物聚积最严重的地方是在土壤、沉淀物和食品，特别是乳制品、肉类、鱼类和贝壳类食品中。
3·Having shown that climatic or environmental events were improbable explanations, Ms Hellawell and her colleagues started analysing the sediments in more detail.
已经表明了气候和环境的事件不可能解释这起事件，赫拉·维尔女士和她的同事开始更加细致的分析沉淀物。
4·Corals may also have trouble coping as sea level rises and stirs up sediments, said Kimberley Yates of the U.S. Geological Survey.
美国地质研究所的克姆波利·耶斯说，当海平面上升，沉淀物搅起，珊瑚也会有苦难当头。
5·Dr Field’s team set about the task by analysing ancient records of birch pollen preserved in lake sediments from known mammoth breeding grounds like Siberia.
菲尔德博士的研究团队已经开始这项工作，在诸如西伯利亚等己知猛犸象的繁殖地点，他们对湖区沉淀物中保存的桦树花粉的远古信息进行了分析。