有機碳環 的英文怎麼說
中文拼音 [yǒujītànhuán]
有機碳環
英文
organic carbon cycle-
The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north
實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。Additionally, the epd initiated a joint study with the association and the hong kong productivity council hkpc on controlling volatile organic compounds from the repairing activities, such as car painting with the use of a portable activated carbon air filtration system
此外，環保署與香港汽車修理同業商會及香港生產力促進局聯合進行研究，使用輕便式活性碳空氣過濾設備來控制維修活動如汽車塗漆產生的揮發性有機化合物。Algae - rich carbonate of cambrian is typical sediment of foreslope facies in sandu and danzhai, eastern guizhou province. after sediment, it experiences many changes of diagenetic environment, and takes place much diagenetic altercation, among which the biggest is salt water dolomilization, and then is compaction, recrystallization, pressure solution, organic dissolution, burial dolomilization, cementation and silicification
貴州省東部三都丹寨地區中上寒武統富藻碳酸鹽巖是典型的斜坡沉積，其在沉積后漫長的地質歷史時期內，經受了諸多成巖環境的改造，發生了極大的成巖變化，最大的成巖變化為鹹水雲化，其他的成巖作用有壓實作用重結晶作用壓溶作用有機溶解作用埋藏雲化作用膠結作用及硅化作用等。The essential elements and process of gas reservoir formation of ordovician in ordos basin have been annalysed systematicly and scientificly by means of the theory and method of organic geochemistry and tectonic geology in this dissertation. the several advanced techniques, such as gas generation thermal simulation, on - line individual gas compounds carbon isotope determination ( py - gc - c - ir - ms ), the analysis technique of light hydrocarbons and biomarkers in natural gas, gas migration simulation and gas carbon isotope determination in fluid inclusions, have been applied to focuse on the study of the gas generation mechanism of souce rock, correlation between gas and source rock, reservoir formation history, migration direction, charging road in detail
應用有機地球化學和構造地質學理論和方法對鄂爾多斯盆地奧陶系天然氣地質研究中薄弱環節成藏要素和作用進行了系統科學分析。利用烴源巖生氣定量熱模擬技術、熱模擬在線碳同位素實驗技術、氣體輕烴和生物標志物分析技術、運聚成藏物理模擬技術和包裹體中碳同位素分析技術等多種先進的實驗技術對烴源巖的生氣機理、氣源和混合比、成藏史、充注路徑、運移方向和構造作用與成藏關系等問題進行了深入的研究，在前人研究的基礎上，經過本次大量的實驗分析和綜合研究，提出了一些新的認識。Correspondingly, xrd patterns revealed that carbon shells became graphitic somehow. the effects of organic solvents and catalysts / catalysts precursors on the structure and morphology of products were also investigated in this study. cyclohexane, instead of benzene, was proven to be a suitable solvent, as it would not pyrolyze in the reaction system
對金屬催化劑（或前體）以及有機溶劑與產物形貌關系的研究結果表明，苯作溶劑在反應條件下易裂解並形成積炭，從而阻礙了多孔碳產物的繼續生成，而選用環己烷可以避免類似的裂解反應。This dissertation focuses on how to develop a high performance damping mechanism based on multi - energy transitions, which is independent or little dependant with the viscoelasticity of polymer matrix. three sections are mainly included in this dissertation as follows : chlorinated polyethylene ( cpe ) / piezoelectric ceramic ( pzt ) / vapor grown carbon fiber ( vgcf ) composites ; cpe / 2, 2 ' - methylene - bis - ( 4 - methyl - 6 - cyclohexylphenol ) ( zkf ) / vgcf composites ; organic hybrids made from cpe and small molecules cpe / pzt / vgcf composites : the damping composites of multi - energy transitions mechanism were produced by mixing pzt and vgcf into cpe. in this system, the mechanical vibration energy that was transmitted to cpe was found to convert into joule ' s heat through conduction paths between vgcf in the polymer matrix, so the vibration fades away
本論文主要包括三個方面的研究內容： ?氯化聚乙烯（ cpe ） /壓電陶瓷（ pzt ） /氣相生長碳纖維（ vgcf ）復合材料； ? cpe /雙[ （ 2 -羥基- 3 -環己基- 5 -甲基） -苯基]甲烷（ zkf ） / vgcf復合材料； ? cpe基有機小分子混雜型復合材料cpe / pzt / vgcf減振復合材料：利用壓電和導電填料填充高聚物基體，當復合材料受到機械振動時，通過高聚物基體將機械振動能傳遞到壓電陶瓷粒子上，利用壓電陶瓷的壓電效應，將機械能轉換成電能，則電流在導電粒子產生的迴路中流動，由於導電迴路具有一定的電阻，所以電能又轉變成熱能耗散掉，從而起到減振的目的。The soils and sediments organic matter ( som ) are highly heterogeneous and comprise various complex organic macromolecules such as humus, kerogen, black carbon ( bc ), etc. the relative abundance, characteristics and structure of these som play a important role on the global carbon cycles, global change, transformation and fate of the organic and inorganic pollutants, the soil fertility
土壤和沉積物有機質是高度非均質的，包括許多復雜的有機高分子聚合物如腐殖質、乾酪根、碳黑等。這些有機質的相對含量，性質和結構對全球碳循環，全球氣候變化，有機和無機污染物在自然界的遷移、轉化和歸宿，土壤的肥力等有非常重要的影響。Soil enzyme activities were analyzed in forest, bush, badlands and zanthoxylum bungeanum forest, the content of dissolved organic carbon also increased with the community of plant evolved from superior to inferior, and ceo - environment was declined by planting zanthoxylum bungeanum
並且通過對花江地區常綠闊葉林、灌叢以及荒草地與碳有關的土壤酶的活性研究，證明在群落從高級向低級演替過程中，酶的活性降低，活性有機碳的含量增加，生態環境惡化。The article study soil enzyme activities and the content of soil organic carbon in zanthoxylum bungeanum forest in karst area of huajiang in guizhou province, the results shows : the content of oxidizable organic carbon was increased with the increasing of plantation age in karst area, which implied karst eco - environment declined
摘要本文通過對花江喀斯特地區花椒人工林演替過程中部分土壤碳轉化酶的活性以及不同活力活性有機碳研究，得出在喀斯特地區花椒人工林中隨著種植年限的增加，土壤中活性有機碳的含量不斷上升，生態環境處于惡化的變化過程中。Because of their unique effect on environment and climate, and the harm to human health, organic carbon and elemental carbon in aerosols drawn growing concern by environmental scientists all over the world
大氣氣溶膠中的有機碳元素碳因其獨特的環境氣候效應以及對人類健康的影響而成為世界各國環境科學家共同關注的熱點。Paleo - environmental implications of stable carbon isotope in soil organic matter and its influencing factors
土壤有機碳穩定同位素的古環境指示意義及影響因素In this homeostaticsystem, a great number of organic compounds are synthesized, transformed, and decomposed continuously ; together, these processesconstitute the major parts of the carbon cycle
在這趨于穩定的體系中，很多有機化合物不停地被合成、轉換、分解；這些過程一起構成碳循環的主要部分。Carbon nanotubes and polycyclic aromatic hydrocarbons ( pahs ) are important research objects of structural chemistry. hexagonal system, which is used to represent mathematicaliy pahs in organic chemistry, is developed perfectly in this century. while the theories concerning different topological invariants and parameters on hexagonal systems tend gradual1y to achieve great successes, the performance of the calcu1ations by pen and paper is still rather tedious, or even impossibie, when the size of molecules increases
碳納米管和多環芳烴（ pah ）是結構化學的重要研究對象，從圖論角度描述有機化學中多環芳烴的六角系統在近代得到了很大的發展，對六角系統的各種拓撲不變量和一些參數的計算已趨完善或正在逐步完善。The significance of soil erosion and redeposition in the study of terrestrial carbon cycles, the relationship between soil redistribution and the missing sink, and the mechanism of carbon sequestration resulting from soil redistribution are expounded
分別闡述土壤侵蝕和再沈積過程在全球碳循環，陸地碳庫研究中的作用，土壤侵蝕與農田景觀土壤有機碳動態、活性組份以及碳通量之間的關系，土壤再分佈過程引起的土壤固碳機理。New achievements having been obtained in this field show that co2 participating in karst process in the epikarst dynamic system mainly comes from soil air co2 created by the organic carbon, in other words, although karst is a kind of biochemistric action in nature, distribution and transmit and cycle of carbon rely on changes of soil organic carbon. soil organic carbon is the greatest carbon storeroom. soil respiration emission of co2 is the most important passing entrance in carbon cycle of epikarst ecosystem
已有的研究表明：參與巖溶作用的co _ 2多數屬于土壤中生物成因，也就是說，盡管巖溶作用是一種自然界無機化學作用，但碳的分佈與轉移及循環仍以生物活動為紐帶的土壤碳積累為轉化中心，土壤有機碳構成系統最大的碳庫，土壤呼吸碳表現為該系統中最重要的碳流通途徑，因此進行土壤co _ 2濃度觀測及其影響因子分析是研究表層帶巖溶生態系統運行機制和全球碳循環的首要條件。Effect law of different materials on the properties of structural adhesive were studied and the modifying mechanism was discussed by microcosmic testing method. results showed that, when nanosize sio _ 2 dispersed in the epoxy base, effect of nanosize sio _ 2 on working performance was changed obviously, on bond strength, impact strength and heat distortion property were good
論文通過納米二氧化硅、納米碳酸鈣和有機蒙脫土三種納米材料對常用的環氧樹脂建築結構膠進行改性，研究了不同納米材料對結構膠的性能的影響規律並通過微觀測試手段對其改性機理進行了探討。According to the general principles of biomineralization, we used many functional organic templates, which can efficiently interact with caco3 crystal, to control the crystal form and the morphology of caco3. many systematic studies o f the influence of various experimental parameters, such as ph of solution, concentration of additives and caco3, temperature, aging time, etc., on the morpho - logy and size of caco3 crystals are investigated
我們系統地分析了各種實驗參數，例如溶液的ph值、有機大分子的濃度、碳酸鈣的濃度、環境溫度、陳化時間等對碳酸鈣粒子形貌及大小的影響，合成出了一系列具有奇異形貌的碳酸鈣材料，豐富了碳酸鈣形貌的種類，並對這類材料的礦化機理進行了較深入的研究。Abstract : according to the daga of crops yield and soil fertility changes of long term application of fertilizer and nutrients recycling obtained from ecological stations scatrtered in four typical areas under chinese academy of sciences and state minisetry of science and technology, the circulation ratios of organic carbon, phosphorus and nitrogen in the process of feeding - composting in were put forward in the agricultural system of black soi area, the ratios were about 0. 3, 0. 61 and 0. 49, respectively
文摘:根據中國科學院和國家科技部分佈於四大類型地區的生態站進行的長期施肥及養分循環再利用的作物產量、土壤肥力質量變化研究數據，提出了黑土區農業系統投料中有機碳和磷、氮在飼養? ?堆腐過程中的循環率。Phosphate deposits are distributed along the margin, platform and basin in the west yangtze area. the analysis methods include the paleogeography, petrology, organic geochemistry, geochemistry. the conclusions are drawn that the source of phosphate deposits distributed along the margin originate from the weathering production of continent, while phosphate deposits along the platform and basin gain phosphorus through hot spring on the buttom of the sea floor, which is brought to the sedimentary environment by rising sea - fluid, then accumulated by the organism and microorganism, meanwhile, basin phosphorite keep relatively higher organic carbon content
認為早寒武世早期古陸遭受風化，被剝蝕下來的產物成為潮坪型磷塊巖的主要磷質來源，在碳酸鹽巖臺地發生的熱點活動和上升洋流從盆底深部帶來的磷質，共同作為臺地型磷塊巖的磷源，盆地型磷塊巖的磷質同樣是由熱點活動和上升流攜帶至缺氧的沉積環境中，通過藻類或微生物的富集作用成巖，並保留了較高的有機碳含量。For the decrease of the ratio of si / c, c / n from water to sediment, it is suggested that organic carbon is recycled more rapidly than biogenic silica, while organic nitrogen is recycled faster than organic carbon
水體和沉積物中si / c 、 c閃比值的差異顯示有機碳的循環比生物硅快，而有機n組分的循環又比有機c快。分享友人