積碳性質 的英文怎麼說
中文拼音 [jītànxìngzhí]
積碳性質
英文
carbon forming property-
Cleanup corrosive substance in pipe such as internal water, clean oil, methane hydrate, ferric oxide, carbide dust, carbon bisulfide, hydrosulphurice acide, etc. ; reduce corrosion damages to inner wall of pipeline caused by corrosive substance ; clarify pipe route again ; inspect pipe deformation ; check perfectness ratio of valves along pipe ; decrease working backpressure
清除管線內部積水、輕質油、甲烷水合物、氧化鐵、碳化物粉塵、二硫化碳、氫硫酸等腐蝕性物質;降低腐蝕性物質對管道內壁的腐蝕損傷;重新明確管線走向;檢測管線變形;檢查沿線閥門完好率;減小工作回壓。The lower part formed in a littoral - epeiric environment, is a series of elastic rocks, partly contains carbonate rock and metamorphic basic volcanic rocks and the upper part formed in a bathypelagic environment is a series of sediments with chert, partly contains metamorphic basic volcanic rocks
其下部為一套濱淺相碎屑巖,局部夾碳酸鹽巖、變質基性火山巖;上部為一套深水沉積巖系夾硅質巖,局部夾變質基性火山巖。The coqen basin in xizang lies between the bangong - nujiang suture zone and yarlung zangbo suture zone, and once extended northwards and southwards, respectively centred by the qiekan - goicang - asog rift zone as the center of deposition and subsidence during the middle jurassic to the early creatceous. ( 1 ) during the middle - late jurassic, the rift zone was occupied by deep - water turbidites, radiolarian siliceous rocks, shallow - water carbonate rocks, clastic rocks and basic - ultrabasic rocks, while both sides of it by littoral and shallow marine elastic rocks and carbonate rocks
摘要位於班公湖怒江縫合帶與雅魯藏布江縫合帶之間的措勤盆地,在中侏羅世早白堊世期間具有以且坎古昌阿索裂谷帶為沉積、沉降中心向南北兩側展開的古地理格局:中晚侏羅世時期,裂谷帶內由深水濁積巖、放射蟲硅質巖和淺水碳酸鹽巖、碎屑巖巖片及基性超基性巖等組成;裂谷帶兩側由濱淺海相碎屑巖和碳酸鹽巖組成。The biological characteristics of mycelia from phellinus igniarius and culture media were studied. two kinds of culture media were suitable for the growth of mycelia. the result indicated that the culture medium with potato as nitrogen source and saccharose as carbon source was suitable for collecting mycelia, and the culture medium with peptone as nitrogen source and solvable amylum as carbon source was suitable for conservation
為了最大限度地保存菌種的活力,以提高菌絲體的質量及菌絲體內活性成分的累積,本文通過對比研究,進一步對其生長基質進行篩選,明確了兩種適于桑黃菌絲生長的固體培養基:以馬鈴薯為氮源、蔗糖為碳源的培養基較適用於菌絲收集,以蛋白腖為氮源、可溶性澱粉為碳源的培養基較適用於菌種的保藏。The anti - wearing property of chme steel is 15 percent to 35percent higher than zgmnl3, which is a widely used anti - wearing steel. the reason of the excellent mechanical properties and anti - wearing property of chme steel is that the heat treatment sturcture of chme steel is composed of tempered martensite, bainite, temper troostite, remaining austenite and carbonide
磨面分析表明, chme鋼基體高強度,高硬度、良好的強韌性配合和碳化物硬質點的彌散分佈,磨痕細短淺小,擠塑變形區細小均勻,抵抗沖擊滑動累積塑性疲勞能力強,是其耐磨性比zgmn13高的原因。Characterization of fresh bc and asphaltenes show that fresh bc structurally rigid and physically condensed. and different to graphite, bc contains a little aliphatic groups and oxygen - containing groups
但現代碳黑又不同於石墨,它還具有一些含氧官能團、脂珠江三角洲地區土壤和表層沉積有機質的非均質性研究肪碳等結構。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。The fuel cells models are presented in chapter 3. based on the balance conditions in fuel cells stack, the dynamic performance is analyzed. the dynamic model is developed with a set of correlation equations of voltage, fuel utilization, current density and other variables involved in the operating course, which are some partial differential equations with variable coefficients
第三章以熔融碳酸鹽燃料電池為例,以數值分析的方法,根據mcfc電堆發電過程中物質與電量平衡,分析了電堆的內部動態特性,就輸出電壓與燃料氣體利用率和電流密度等相關量建立了由一組變系數偏微分方程和積分方程描述的數學模型。With the widespread and profound impacts of global change on the natural elements and progress, the society and economy, and even the human activities, the study of global change has become one of the most active frontiers in the current earth science research field. especially, climatic and environmental changes of holocene and human history is a very important time scale of the study of global change. however, the geographic surroundings and the natural environment of the southern margin of tarim basin, which lies in the hinterland of eurasia continent, are so special that it is difficult to obtain the proxies indicating its environmental evolution
在多年來前人研究成果的基礎上,本文通過尼雅剖面年代解析度可達10a的沉積物質量磁化率、碳酸鹽碳同位素、粒度等氣候替代性指標及約特干剖面的地球化學元素、孢粉等氣候指標信息的結果分析,並結合達木溝、塔格勒等剖面的成果及相關資料,得出以下結論: ( 1 ) 、南疆塔里木盆地南緣中全新世6 . 7 3 . 0kab . p .以氣候溫暖偏乾的荒漠環境為總體特徵。The lower paleozoic continent marginal sedimentary strata in the north kunlun massif are sinian - cambrian alajiaoyi group and ordovician pishigaisayi formation. the former is composed of high maturity flysch deposit, the later consist of continental shelf deposit such as carbonate and slate and sandstone. these rocks implies that they might form at passive continental margin
與其曼于特蛇綠巖相關的早古生代邊緣沉積巖在昆北地塊上為震旦?寒武系阿拉叫依巖群、奧陶系皮什蓋薩依巖組,前者為一套成熟度較高的陸源碎屑復理石沉積,後者為碳酸鹽巖和含碳板巖砂巖等陸棚沉積,顯示其具被動陸緣性質。3. when table sugar was used as starting materials, it was used and pyrolyzed directly or was first mined with sulphuric acid after surface area of those materials is not larger than that of pas capacity is small in their electric double - layer capacitor, specific surface area has great effect on capacity, the larger specific surface area is, the higher capacity is, . but bulk density will decrease with increase of specific surface area
當以食糖為熱裂解碳的原料時,採用直接焦化和酸洗焦化兩種方式。所制備的樣品比表面積沒有聚並苯材料的大,在以30 h _ 2so _ 4為電解質的雙電層電容器中,容量相對較小。電極活性物質的比表面積對雙電層電容器的容量有很大的影響。B ) the concept of ratio of conversion ; c ) effect of temperature and residence time on tar conversion ratio ; increasing the temperature and residence time is beneficial to tar cracking, and the effect is not evidence when t > 900c and > 1. 0s d ) effect of cracking temperature on the tar conversion ratio with sic ; e ) effect of different catalyst on the tar conversion ratio ; some catalyst was test in the experimental system and dolomite is a most promising one
研究了生物質焦油含量隨熱解溫度和生物質原料的變化趨勢,提出了生物質焦油裂解率的概念、探討了不同條件(熱解溫度、停留時間)下熱裂解的效果和不同催化劑,不同反應條件下對焦油催化裂解效果的影響,催化劑在使用過程中由於積碳、中毒等原因會使得活性喪失,本文針對催化劑活性的喪失以及再生進行丁試驗研究和理論分析。Based on the synthetic research of field outcrops, drilling section, well log and office compilation, combined with analyses of geological background, lithological association, sedimentary texture, sedimentary structure, geochemical and palaeobiological features, the researched area in the palaeozoic can be divided into deltas, braided deltas, lacus, barrier coast, continental shelf and carbonate platform etc. six kinds of sedimentary facies
在野外露頭、鉆井剖面及測井曲線的綜合研究和室內編圖基礎上,綜合地質背景、巖性組合、沉積結構、沉積構造、地球化學及古生物學特徵,研究區古生界被劃分為三角洲、辮狀河三角洲、湖泊、障壁海岸、陸棚及碳酸鹽臺地等6種沉積相類型。There are higher potassium and calcium carbonate content, larger ph, lower organic matter, nitrogen and phosphoric. compared sandy soil with zonal soil, mechanical composition is coarsal, there are no substance leaching. 3
土壤鉀素、碳酸鈣和ph值較高,有機質和氮、磷養分貧乏,風沙土與地帶性土壤相比,機械組成明顯粗化,物質未發生淋溶淀積。By studying the ancient barrier lake sediments, this paper mainly probes into the ancient climate evolution rule of more scale and less from twenty - two thousand to ten thousand years before present, diexi, minjiang river. moreover, influences to lower reaches of minjiang river is simply discussed because of die out of the ancient barrier. the using correlative theories in this thesis are mc chronology, sedimentology, isotope geology, environmental geology, geomorphology
本論文運用~ ( 14 ) c年代學、沉積學、同位素地質學、地貌學等學科的有關理論,通過對岷江疊溪古堰塞湖湖相沉積物的研究,採用沉積物碳酸鹽碳氧同位素等多環境代用指標,研究岷江疊溪地區距今約22千年10千年古氣候演化規律,討論了古堰塞湖形成演化過程與地質環境的相關性。With an increase in the surface area of the carbon filter and more activated carbon, the awts can remove more contaminants and increase the filtering capacity to 4, 700 litres, provides clean and safe water for a family of seven members for a year
專利活性碳濾心技術,經壓縮處理的高密度碳粒擴大可過濾的面積和吸附能力,可吸附更多污染物,凈水量比前多達1 . 5倍以上,有效過濾4 , 700公升凈水,足夠為一家七口全年供應高品質食水需要。The combustion conditions in a circulating fluidized bed ( cfb ) boiler are much different from a pulverized coal firing ( pf ) boiler. however, this dissertation has confirmed that coal char in cfb boiler will also experience reactivity loss and ordering of turbostratic carbon structure, which have been reported by many researchers whose work were mainly restricted to pf conditions
本文通過獲得在cfb燃燒條件下熱解和燃燒過程中的焦碳,對其反應性、亂層碳結構、礦物質催化作用和比表面積等進行了系統研究,指出cfb鍋爐和煤粉爐同樣存在焦碳亂層碳結構有序化和焦碳反應性下降(失活)現象,並全面分析了焦碳失活的機理。Concerning sulfur deposition, the carbonaceous matter deposition and the sulfuric acid salinization due to exterior factors, the measures such as sulfur removal, coke burning and reduction operation can be taken to prolong the service life of the catalyst
對于因外部因素硫沉積、含碳物質沉積和硫酸鹽化原因引起的催化劑活性衰退可分別採取除硫、燒炭和還原操作方法恢復其活性,延長催化劑的使用壽命。In order to otain high quality zno thin films, we, for the first time, employ the plasma enhanced chemical vapor deposition ( pecvd ) to prepare high quality zno thin film at low temperature using a zinc organic source ( zn ( c2h5 ) 2 ) and carbon dioxide ( co2 ) gas mixtures. the effects of the growing condiction and the native oxide layer of si substrate on the quality of zno thin films was studied in detail. to prepare p - zno and overcome the dufficulty of reverse due to the interaction between the n atomic, we obtain high qulaity p - zno by a easy way of thermal zn3n2
為了在低溫下制備高質量的氧化鋅薄膜,我們採用金屬有機源和二氧化碳氣源,首次利用等離子體增強化學氣相沉積的技術在低溫下制備了高質量的氧化鋅薄膜,系統地研究了生長條件以及襯底表面氧化層對薄膜質量的影響,確定了生長高質量氧化鋅薄膜的優化條件;為獲得p - zno材料,克服在zno中摻n雜質間相互作用影響摻雜效率不易獲得p - zno的困難,我們通過熱氧化zn3n2的方法制備了p - zno ,獲得了一系列研究結果: 1 、詳細研究了氣體流速比,襯底溫度和射頻功率實驗參數對氧化鋅薄膜特性的影響。The results of these work indicated that som in top soils and sediments are highly heterogeneous and conprise a wide range complex organic matter such as humic acid, kerogen, and black carbon, and som have a nice bit of black carbon
綜上所述,表層土壤和沉積物中的有機質是高度非均質的,包括腐殖酸、乾酪根和碳黑,並且碳黑具有相當高的含量。碳黑在來源、性質和結構上不同於腐殖酸和乾酪根,它是生物體和化石燃料不完全燃燒產生,具有更加穩定的性質和結構。分享友人