生物沉积
- 名biodeposition;biogenic deposit
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碳酸盐生物沉积作用的研究现状与展望
Research Status and Prospect of Biological Precipitation of Carbonate
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海水双壳贝类的生物沉积及其生态效应
Biodeposition by seawater bivalve mollusk
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栉孔扇贝生物沉积作用的研究
Biodeposition by scallop Chlamys farreri
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同时,分析和总结了锰结核和锰的生物沉积特征。
Then , the characteristics of manganese nodules and biogenic deposition of manganese are analyzed and summarized in the paper .
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由于大量的海洋生物沉积于地下,经数十万乃至上百万年的地质作用,形成质量上乘的水溶性天然气与医药用碘。
Under this geological activity , Ocean Plankton was transformed into high quality water soluble natural gas and medicine iodine .
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发展了一种基于纳米金介导生物沉积铂并以铂催化氢还原伏安法进行检测的高灵敏电化学免疫分析新方法。
A novel sensitive electrochemical immunoassay method was proposed based on gold nanoparticle mediated biocatalytic deposition of platinum followed by stripping voltammetric determination .
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因此,这些矿床应属生物化学沉积矿床。
Therefor , these deposits are canonical biochemical sedimentary mineral deposit .
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湘西渔塘早寒武世生物礁沉积相特征
Sedimentary characteristics of Early Cambrian Yutang organic reefs in Western Hunan
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东沙群岛以东海区钙质生物碎屑沉积丰富;
In the east sea area of Dongsha Islands , calcareous debris are enriched ;
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钒矿的形成与海底热水沉积及生物化学沉积作用密切相关。
The genesis of the deposit is closely related to submarine hot-water sedimentary and biochemical-sedimentary .
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滇黔桂地区晚古生代、三叠纪生物礁沉积相及含油性初步研究
Preliminary study on Triassic and late Paleozoic reef facies in Yunnan-Guizhou-Guangxi region and their petroleum prospect
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本文对生物模仿沉积磷灰石方法的过程、制以及涂层的力学和生物学性能作了介绍。
Th is paper gives a brief introduction of various biomimetic methods to deposit apatite coatings , and the mechanical and biological properties of the coatings .
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利用地球化学分析手段,恢复了生物礁沉积时期古环境特征,并探讨其成礁机理、成礁模式及生物礁演化过程。
Geochemistry Analysis method was employed to restore the characteristic of ancient environment of reef-forming so that the reef-forming mechanism , mode and reef evolvement have been studied .
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九寨沟湖泊多属于堰塞湖,其堰塞物主要来源于冰川侧碛与终碛、崩塌、滑坡、泥石流等重力作用和生物钙华沉积。
Many are dammed lake in Jiuzhaigou lakes , damming material comes mainly from its lateral moraine and end moraine glaciers , collapse , landslides and debris flows by gravity and biological travertine deposition .
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从生物粪土沉积层中恢复出的企鹅、海豹数量变化记录表明,历史时期南极企鹅、海豹种群数量出现过显著的波动。
The historical records of Antarctic penguin and seal population changes , which had been reconstructed from the sediments influenced by animal excrements , showed that historically the penguin and seal population had experienced dramatic fluctuations .
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地球演化史中的地外撞击事件,是太阳系形成机制&碰撞吸积作用的继续,是地质历史生物、沉积、岩浆、构造等演化的重要营力之一。
Extraterrestrial impact events in the Earth ′ s evolution history are thought to be the continuance of collisional accreation & the formation mechanism of solar system , and may play an important role in the organism evolution , sedimentation , magmatism , tectonic etc.
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古生物场决定沉积有机质的性质与丰度;
Paleobiology field determines the character and abundance of deposited organic matter ;
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浙江桐庐二叠纪海绵生物丘的沉积环境和成岩环境
The sedimentary and diagenesis environments of Permian sponge mound in Tonglu , Zhejiang
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该方法低的检测限归结于生物催化银沉积的放大作用。
The method of the low detection limit owed to biocatalytic silver deposition amplification . 2 .
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重离子注入生物材料质量沉积效应评述
Techniques for the research on mass deposition effects in the bio-materials induced by heavy ion implantation
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炭质泥岩是有生物活动的沉积岩,硅质岩是典型的热水沉积岩。
Carbonaceous shale is a sedimentary rock with biological activities , cherts is a typical hot water sedimentary rocks .
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海平面相对上升与生物礁相沉积&以中国西南地区晚二叠世海绵礁为例
Relative sea-level rises and organic reef deposition : an example from the Late Permian sponge reefs in southwestern China
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四川蒲江地区上三叠统须家河组地层古生物特征及沉积环境
Palaeontology characteristics and sedimentary environment of the Upper Triassic Xujiahe Formation in the Pujiang area , Sichuan , China
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概述了滨海砂矿、冰川砂矿、冲积砂矿和生物、化学沉积矿产的成因及成矿期。
In this paper the genesis and formation periods of the placers ( littoral , glacial and alluvial ) and biogenic-biochemical sedimentary deposits are briefly discussed .
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提出了该类层状铜矿的深源含铜富硅混合热液海底喷流&生物富集的沉积成岩成矿模式。
A metallogenic model of sedimentary diagenesis was built for this stratiform copper deposit to be formed in Cu-bearing , silica-enriching mixed hydrothermal solution from sea-floor spout-ing-organic enrichment .
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在系统分析岩石特征、基本层序特征、古生物化石、沉积构造的基础上,确认了其沉积环境为内陆山间河流&湖泊。
The sedimental environment is considered as old area according to a systematic study on characteristic of the rock and the basic sequence and the fossil and sedimental structure .
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该类烃源岩主要是发育在灰泥丘沉积模式的丘间洼地和层状生物灰泥丘沉积亚相中的泥质灰岩类。
These hydrocarbon source rocks are mainly the marls which were developed in the cross mound sag and bedded biological limemud mound sedimentary subfacies of the limemud mound sedimention model .
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背景层内大量壳体相连的双瓣壳节肢动物化石和完整海绵体化石的存在则表明,背景层代表一个低氧、低能并具有有限生物扰动的沉积环境。
The presence of abundant articulated shells and sponge fossils in the background layer indicates that they deposited in a stagnant and anoxic bottom water environment with rare scavengers and limited bioturbation .
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铁质从古老的岩石中淋滤而出,经地下水搬运到这些较宁静的浅水区,再通过化学和生物化学作用沉积下来。
The ore material , iron , was leached from the ancient rocks , transported by the groundwater to these quiet shallow water districts , and finally deposited through chemical and biochemical processes .
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在河口三角洲环境中,溶解态硅在咸、淡水混合过程中的移出和生物硅的沉积使得河口陆架边缘成为活动性硅埋藏的潜在区域。
Estuarine environments are potential locations for labile silica burial due to removal of dissolved silica during mixing processes of fresh and brackish water and deposition of biogenic opal , where commonly supporting abundant diatom blooms .