深海下的极热熔岩会把海底有机沉积物烤干同时释放出温室气体。
Lava injected into deep sea sediments is baking sediments and driving out greenhouse gases.
石油由原油和天然气组成,它们似乎来源于海洋沉积物中的有机物质。
Petroleum, consisting of crude oil and natural gas, seems to originate from organic matter in marine sediment.
有机物可能会进行部分分解,并耗尽沉积物中的溶解氧。
The organic matter may partially decompose, using up the dissolved oxygen in the sediment.
如果有机体恰好具有矿化的骨骼并在可以被沉积物迅速掩埋的地方死亡,那么它就不太可能被完全破坏。
The chances of escaping complete destruction are vastly improved if the organism happens to have a mineralized skeleton and dies in a place where it can be quickly buried by sediment.
石油并不是由沉积物中的有机物转化而来的理论已经引起人们的关注,并在许多细节问题上得以证实。
Theories that petroleum is not formed by the transformation of organic matter in sediments have already been noted and are examined in more detail.
海水颜色不同,可以反映出海底沉积物含量、有机质甚至浮游植物情况的不同,而所有这些变化用卫星都可以测出来。
Different shades of ocean color reveals the presence of differing concentrations of sediments, organic materials, or even phytoplankton-all of which can be measured by satellites.
它们中有些在深海中,有些同海面下数百英尺的有机物和沉积物融合。
Some of it will be in deep water, some of it will be in a few hundreds of feet as this oil combines with other organic compounds and sediment.
引人注目的一点是,开采矿物需要搅拌沉积物,这会导致那些靠过滤海水并吸收其中养分为生的有机体的死亡。
Of particular concern is that sediment stirred up by mining could kill organisms that feed by filtering seawater.
进入河流、湖泊和海洋的污染物类型包括有机废料、其他营养物、有毒化合物和其他危险物质、热废水和沉积物。
The types of pollutants entering streams, lakes and oceans from such sources include organic wastes, other nutrients, toxic chemicals and other hazardous substances, heated water, and sediments.
土壤和沉积物是有机污染物的最终归宿之一。
Soils and sediments are the main final fate of organic pollutants.
在五里湖富营养化过程中,氮、磷及有机物质在湖底沉积物中大量积累。
In the eutrophication process of Wuli lake, large amount of nitrogen, phosphorous and organic matter accumulated in the sediment of the lake bottom.
结果表明:河道水质在净化后,通过引水或充氧使河道保持一定的溶解氧,可有效抑制沉积物中有机物、氨氮等污染物的释放。
The result showed that, after the river water was purified, release of organic, ammonia etc can be inhabited by drawing fresh water or aeration to improve DO concentration in river.
在自然条件下,湖泊,河流,和其他水体进行水体富营养化,老龄化的进程,慢慢地填满了水体与沉积物和有机物。
Under natural conditions, lakes, rivers, and other water bodies undergo Eutrophication, an aging process that slowly fills in the water body with sediment and organic matter.
本文采用地球化学与有机地球化学方法详细研究了小柴旦盐湖沉积物。
Xiaochaidan salt lake sediments were studied in detail by means of geochemistry, especially organic geochemistry.
地下生物的最早证据是在格陵兰岛地表发现的有机化学结构的岩石,被认为来自古代的海底沉积物。
The earliest evidence for terrestrial life is the organic chemical structure of a rock found on the surface in Greenland. The surface was thought to be from an ancient sea floor sediment.
沉积物对土壤钾素状况的影响与其颗粒组成、有机质含量、CEC和土地利用方式等因素有关。
The sediment and soil potassium condition is related to some factors, such as granule size, organic matter content, CEC and land use means.
评价区各站位海洋沉积物中有机碳、石油类和硫化物均符合第一类海洋沉积物评价标准要求。
Organic carbon, petroleum and sulpHide accord with the first type Marine sedimentary evaluation criterion request in the Marine sedimentary in every station location of appraising area.
在高有机磷、高铁结合态磷、高铝结合态磷的沉积物中,随着温度的升高,上覆水中和层间水中DRP浓度会随之增加。
The warming would be more favorable to enhance the concentrations of TP and DRP in overlying water and porewater for the sediments rich of Fe-P and Al-P.
通过研究有机氯农药在沉积物柱样中的垂直分布特征,探讨了有机氯农药在泉州湾的污染历史。
Trough the study of the vertical distribution characteristics of organochlorine pesticides in the sediment core, the pollution history of organochlorine pesticides in Quanzhou Bay was discussed.
江苏滩涂为粉砂质沉积物组成,有机质含量低,结构性差,抗蚀能力弱。
Seashore is composed of silty sediment in Jiangsu province, content of organic matter is low, soil structure is bad, and the capacity of resistance to erosion is weak.
过氧化物酶、多酚氧化酶和过氧化氢酶活性与沉积物有机质均呈极显著正相关。
Activity of catalase, polyphenol oxidase and peroxidase tendenced similarly in lake sediments, and there was a significantly positive correlation between oxidoreductase and hydrolase.
沉积物中氮磷比值表明湖水处于富营养化状态,有机物主要来源于水生植物。
The ratio of nitrogen to phosphorus in the sediments indicates that the lake is in the state of eutrophication, and the organic roots possibly in the hydrophytes.
本文对北方典型贝类大规模养殖海湾桑沟湾进行了其海水与沉积物之间氮、磷和有机质的垂直通量进行了初步的研究。
The natural sedimentation affected by biodeposit production and the flux between the seawater and sediments are also concerned in this paper.
因此不能忽视有机质对磷释放的影响,尤其是重污染的沉积物磷释放。
So the effect of organic matter on phosphorus release cannot be neglected, especially for the heavily polluted sediments.
海湾沉积物中的有机质和氮、磷营养物质丰富与否,直接反映了底质环境的优劣。底质环境的好坏在一定程度上又直接影响生物的生存、发育及种类组成。
The abundance of organism, nitrogen and phosphorus in the sediment directly reflect the bottom environment which, influences to a certain extent the organisms, their variety and composition.
沉积物中的有机质稳定碳同位素已经广泛应用于重建古环境。
The organic carbon isotopic composition of sediments has been widely used to reconstruct paleoenvironment.
沉积物有机质特性对1,2,4 -三氯苯吸附行为的影响。
Effects of natural organic matters on sorption of 1, 2, 4-trichlorobenzene.
重铬酸钾—硫酸亚铁法主要难题是在计算时无法知道沉积物中有机碳的氧化数,因而所测值不够准确。
Its result has to be colibrated. Because the structure of organic substances is complicated, the number of oxidation valence of carbon is assumed zero when calculating organic carbon.
重铬酸钾—硫酸亚铁法主要难题是在计算时无法知道沉积物中有机碳的氧化数,因而所测值不够准确。
Its result has to be colibrated. Because the structure of organic substances is complicated, the number of oxidation valence of carbon is assumed zero when calculating organic carbon.
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