氣態元素 的英文怎麼說
中文拼音 [qìtàiyuánsù]
氣態元素
英文
elementary gas-
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。A relatively inert gaseous chemical used in various gas - discharge lamps largely because it produces a white light. pulsed - xenon lamps are commonly used in graphic arts camera work
中義一種大量使用在電氣燈中的非活性氣態元素，它會產生白光。脈沖式氙氣燈常用在印刷中的製版照像中。The trace elements, constant elements and phase states of elements, which could indicate organic matter and combination gas, were found
發現了可指示有機質及油氣的微量元素、常量元素及元素的相態。Based on field research and the dynamic analysis of remote sensing data of different time ( 1987 tm, 1996 tm and 2000 china - brazil earth resource satellite ccd ), using multi - information of research area ( including data of geology, geography, hydrology, meteorology, economy, human culture and dem ) and existing research results, the dissertation discusses drive factors of desertification and the relationships between drive factors and desertification with the help of gis tool and some mathematical methods such as probability, statistics, curvilinear estimation, logical analysis and analytic hierarchy process
論文在對研究區土地荒漠化現狀野外調研和不同時相（ 1987tm 、 1996tm和2000ccd ）遙感圖像土地荒漠化信息提取和演變分析的基礎上，結合研究區已有的多元信息基礎資料及研究成果（包括地質、地理、多時期的水文氣象、經濟、人文以及dem數據等） ，運用gis強大的空間分析功能和概率統計、曲線估計、邏輯分析、主成分分析、層次分析等數學方法綜合研究了土地荒漠化與各驅動因子之間的相關關系，揭示了研究區土地荒漠化的主要驅動因素，探討了荒漠化動態演化規律。Glutathione redox system as the important parts of defense systems was studied after exposure to sulfur dioxide at different concentrations. dna damage caused by so2 and lead acetate were also studied. protective roles of seabuckthorn seed oil on oxidative damage caused by so2 in liver and lung of mice were also investigated
本文在整體動物水平上研究了不同濃度二氧化硫吸入后小鼠組織谷胱甘肽氧化還原系統（ glutathioneredoxsystem ）的動態變化規律；二氧化硫所致氧化損傷的防護作用研究；二氧化硫和大氣顆粒物中親氣性重金屬元素鉛對dna的聯合損傷作用。Equipment for continuous monitoring radioactivity in gaseous effluents - part 2 : specific requirements for aerosols monitors including transuranic aerosols iec 60761 - 2 : 2002, modified ; german version en 60761 - 2 : 2004
氣態排出物放射性連續監控設備.第2部分:包括超鈾元素Atmospheric deposition of trace elements andits the marine ecology systems
大氣中微量元素的沉降對海洋生態系統的影響The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine
用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌：用xrd進行原料物相分析，及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度；用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性；用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化；用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試；採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定；用萊次偏光顯微鏡（ pm ）測試固體潤滑劑的硬度；用材料試驗機測試固體潤滑劑的抗壓強度等。Based on the careful strata correlation and division of chang - 6 formation of panguiang in jing ' an oil field, the article discusses the structure characteristics, the sand body shape and distribution and the microfacies feature of chang - 6 oil set, analyses the physical properties and heterogeneities of the reservoir which is classified three types as i, ii and iii type, summarizes the relation between microfacies, sandbody distribution and physical properties, evaluates the reservoir from the flow unit aspect, reveals the affecting feature of oil concentration
本文在對靖安油田盤古梁油藏長6油層組進行小層精細劃分和對比的基礎上，詳細研究了盤古梁長6油層組的構造，砂體形態、展布方向及沉積微相特徵，對儲層的非均質性作了定性定量的分析並且對其進行分類，總結了沉積微相和砂體展布、物性之間的關系，從流動單元的角度對砂體進行了評價，揭示和確定油氣富集規律的影響因素。The main work done in the paper is as follows : 1. satellite attitude dynamics modeling study : for the earth - oriented three - axis stabilized satellite, a precise attitude dynamics model is established, considering the influence of the environmental disturbance, such as the gravity, the sun radiation, the earth magnetic field and the atmospheric resistance
本文的主要研究工作如下： （ 1 ）衛星姿態動力學建模研究：針對對地定向三軸穩定衛星，考慮了重力梯度、太陽輻射、大氣阻力、地球磁場等環境因素對衛星的影響，建立了較精確的衛星姿態動力學模型，同時又建立了四元素描述的姿態運動學方程。" nitrogen ： gaseous chemical element, chemical symbol n, atomic number 7. a colourless, odourless, tasteless gas, it makes up 78 % of earth ' s atmosphere and is a constituent of all living matter.
氮:氣態化學元素，化學符號n ，原子序數7 。無色、無臭、無味的氣體，佔地球大氣的78 % ，也是所有生物體的組成部分。The formation distribution of mercury directly affects its sediment mode and efficiency of mercurey removal, the formation distribution of mercurey in flue gas is mainly related to atomic chlorine content in the coal and the temperature
摘要汞的形態分佈直接影響其沉積形式及汞脫除效率，煙氣中汞的形態分佈主要與煤中氯元素含量及溫度有關。Based on studies of such geochemical characteristics of songxian county area as natural climatic and soil features, major and minor elements of parent rocks, physical and chemical properties of soil, total content of nutritive elements, effective state of nutritive elements and distribution of heavy metal elements, this paper deals with the background of soil agricultural geology, abundance and shortage of nutritive elements and soil environmental quality in this area, thus pointing out the way forward for agricultural production and adjustment of production structure
摘要通過對自然氣候、土壤特徵、母質（巖）常量元素、微量元素、土壤理化性狀、營養元素全量、營養元素有效態、重金屬元素分佈分配特徵的研究，闡述了嵩縣土壤農業地質背景和營養元素豐缺及土壤環境質量，為農業生產和產業結構調整指明了方向。Hong kong has a diverse developed ( cityscape ) and undeveloped landscape by virtue of its geological, topological, ecological, climatic and anthropogenic influences
基於香港的地理、地形、生態、氣候及人類活動等因素，令香港已發展地區（城市面貌）和未發展地區，形成多元化的景觀。Research of inorganic element concentration in different diameter particulate in wusong area of shanghai
上海市吳淞地區大氣不同粒徑顆粒物無機態元素濃度分佈分享友人