碳素環的 的英文怎麼說
中文拼音 [tànsùhuánde]
碳素環的
英文
homoannular-
Concrete protect the steel against corrasion, for it provide the alkaline condition. carbonization is a key factor that makes alkalescence of concrete decrease, the high performance concrete is applied in engineering field increasingly with its good carbonization capability
混凝土對鋼筋的保護作用是由於其提供了避免鋼筋產生銹蝕的堿性環境，而碳化作用是使混凝土堿性降低的重要因素之一。Chemical and stable carbon isotopic compositions of the ground waters of guiyang city, china : implications for biogeochemical cycle of carbon and contamination
碳同位素和水化學在示蹤貴陽地下水碳的生物地球化學循環及污染中的應用The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements
摘要近20年由於氣相同位素比值質譜儀的改良和氫、氧、碳、氮和硫等穩定同位素的廣泛研究，穩定同位素的研究技術已實質增加我們對于這些元素在自然生態系中生地化循環的了解。Compared c13 & o18 isotope analysis curve with lake level curve, further analyzed palaeoenvironment
通過分析、對比碳氧同位素曲線與湖平面升降曲線，對古沉積環境的變化規律有了進一步的認識。According to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
根據肥城煤田石炭系太原組的巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵，將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮坪環境，認為太原組形成於潮汐作用為主的陸表海海岸，泥炭坪是成煤的重要古地理環境，潮渠對煤層有一定的破壞作用，地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。Abstract : according to sedimentary characteristics of the carboniferous taiyuan formation in feicheng coal field, including lithology, size distribution, sedimenta ry structure, geochemistry and paleontology etc., the carboniferous paleoenvironme nt of this area is divided into carbonate open platform and tidal flat environme nt. it is recognized that the taiyuan formation is formed in the epicontinental c oast which is dominated by the tidal. the peat flat is the important paleoenviron ment for coal accumulation. the tidal channel destroys the coal bed. the pulsative vibration of the crust is the major factor which controls the evolution of the sedimentary environment and the coal accumulation
文摘:根據肥城煤田石炭系太原組的巖性、粒度分佈、沉積構造、地球化學及古生物等沉積特徵，將該區晚石炭世古地理劃分為碳酸鹽開闊臺地和潮坪環境，認為太原組形成於潮汐作用為主的陸表海海岸，泥炭坪是成煤的重要古地理環境，潮渠對煤層有一定的破壞作用，地殼的脈動性振蕩作用是控制沉積環境演化和聚煤作用的主要因素。Epoxidation and oxidation gave the racemic c18-juvenile hormone.
通過環氧化和氧化就得到外消旋的含十八個碳的昆蟲返動激素。Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects
尤其是在過去全球變化pages研究中，埋藏古木纖維素中的碳氫氧同位素分析已成為環境演化研究的主要量化手段。另外，對于中國這樣典型的季風氣候國家，開展樹輪穩定同位素隨季節性變化的研究具有重要的意義。我國在樹輪研究方面起步較晚，研究方法和研究內容上也比較簡單，還存在不小差距，既要進一步積累基礎資料，又要做區域對比，加強與相關學科的交叉研究。The results indicated that the department had complied with the requirements of four key elements indicating the quality of indoor air as recommended by the environmental protection department, namely the intensity of carbon dioxide, air - borne dust particulate, radon and total viable count
本局委託了機電工程署就本局位於稅務大樓的辦公室進行室內空氣質素測量，結果顯示大樓的室內空氣質素，符合環境保護署建議的四個空氣質素主要成分的規定。這四種含量分別是二氧化碳、空氣微塵粒子、氡和總活菌素。Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2
利用掃描電子顯微鏡和x射線光電子能譜研究表明，二硫化碳在電池的循環過程中參與了sei膜的形成， sei膜的組成物質中主要是c 、 o 、 f三種元素，加入二硫化碳后， s元素也成為主要組分， sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。Here we summarize the advances in physiology and ecology studies on stored non - structure carbohydrates in plants, concentrating upon the physiological processes of sucrose, fructan, and starch and their responding mechanisms to environmental factors such as temperature and water and human factors
綜述了植物非結構性貯藏碳水化合物的生理生態學研究進展，著重介紹了蔗糖、果聚糖和澱粉代謝的生理過程及對環境因子（溫度和水分）和人為因素的響應機制。To let more domestic relevant researchers understand the applicable techniques of stable isotopes, this article not only introduces the principles of isotopes measurements by gas isotope ratio mass spectrometer, but also integrates the experiences of hydrogen, oxygen, carbon, nitrogen, and sulfur isotopes in agriculture and environmental applications that were described in papers
為讓國內更多相關研究人員了解穩定同位素技術的可利用性，本文描述氣相同位素比值質譜儀之分析原理，及整理氫、氧、碳、氮和硫等同位素在農業及相關生態環境研究上應用的文獻。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。The factors to affect anther tissue culture of gourd vegetable crops, genotype, period of microspore ' s growth, environment of material ' s growth, media, carbon sources, plant growth regulators, active carbon and culture conditions were summarized
對影響瓜類蔬菜花藥培養的主要因素基因型、小孢子發育時期、材料發育時期生長環境、基本培養基、碳源、激素、活性炭及培養方法中的相關條件進行了綜述。3 ) on the basis of the geochemistry methods of cathodoluminescencean, strontium isotope, carbon and oxygen isotope, trace element, inclusion, etc, pleokarst mechanism have been deeply studied. pleokarst had been brought about in the meteoric water of earths surface, and mainly in the early hercynian movement
3 ）通過陰極發光、鍶同位素、碳氧同位素、微量元素和包裹體等地球化學手段，深入地探討了巖溶作用機制，認為發生於地表或近地表大氣淡水環境，海西早期是區內巖溶作用發生的主要時期。Vitamin e ： fat - soluble organic compound found principally in certain plant oils and leaves of green vegetables
維生素e : （亦稱生育酚） : 2個環和26 29碳原子的一種脂溶性化合物，主要存在於一些植物油中，麥胚油含量尤其豐富。The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration
溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響下形成的植被類型，對環境氣候條件變化十分敏感，為了揭示半乾旱、半濕潤區草甸草原生態系統土壤碳素釋放規律及其對主要環境因子的響應，本研究採用動態室紅外氣體吸收法測定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸速率，分析了土壤呼吸速率日變化規律及表層土壤溫度和含水量對土壤呼吸速率日變化的影響，比較了土壤呼吸速率的晝夜差異，探討了地上生物量和地下生物量與土壤呼吸速率之間的相關關系。Since the introduced metal and nonmetal elements can modify electronic structure, graphite structure and surface of the carbonaceous materilas, their reversible capacity and cycle properties are improved
通過引入金屬和非金屬元素，碳材料的可逆容量、循環性能有了一定提高，這主要是碳材料的電子狀態、石墨結構和表面有明顯的改善。In order to get the knowledge about public payment awareness of forest environmental services ( fes ), this paper analyze about 600 questionnaires with spss, and the result is showed as the following : ( 1 ) publics have different payment awareness to forest environmental services : the maximum is eco - tourism, then the watershed services, the minimum are biodiversity service and carbon sequestration ; ( 2 ) family income, perception of fes benefits and the moral responsibility effect participants ' payment awareness effect participants ' willingness to pay ( wtp ) directly and strongly ; ( 3 ) the recognition of fes, attitude to fes payment and fes impact range effect indirectly
摘要採用分層等距抽樣技術，並利用spss軟體對在長三角地區發放的旨在調查公眾對森林環境服務付費意識的600份問卷（其中有效問卷551份）進行統計后獲知： （ 1 ）公眾對森林生態旅遊服務收費的認可程度最高，其次是水文服務，而對生物多樣性和固碳服務的支付意願最低； （ 2 ）直接影響公眾付費意識高低的因素包括：家庭收入、公眾對自己從森林環境服務中受益程度的認識、公眾對森林環境服務所具有的道德責任感等； （ 3 ）公眾對森林環境服務重要性的認識、對森林環境服務收費的態度、森林環境服務的作用范圍則間接地影響了其支付意願的大小。We suggest that new technologies such as the c and n isotope technique for nutrient cycling and the image analysis approaches for soil micro - structure should be applied on earthworm ecological research in order to better understand the functions of earthworms
其他新技術如研究養分循環的碳氮同位素分析和揭示土壤微結構的圖像分析等技術的應用是蚯蚓生態功能研究的迫切需要。分享友人