穩定元素 的英文怎麼說

中文拼音 [wěndìngyuán]
穩定元素 英文
stable element
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. 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年由於氣相同位比值質譜儀的改良和氫、氧、碳、氮和硫等同位的廣泛研究,同位的研究技術已實質增加我們對于這些在自然生態系中生地化循環的了解。
  3. The environmental engineer has an interest in nuclear chemistry as the radioactivity emanating from changes in unstable elements can result in hazards to health.

    環境工程師對核化學感興趣的是不穩定元素變化時放射出的放射性對人體健康的危害。
  4. Using the thermodynamic conditions describing the coexistence of two phases and the stability conditions of equilibrium state, we have calculated the normalized temperature and the normalized pressure of the triple point ( t1, p1 ), the melting curve, vapouring curve and the sublimation curve. the whole phase diagram of the 2d monatomic l - j system is obtained

    和杜宜瑾等人的方法類似,我們先給出了系統在相變點時的一些參數的數值,在此基礎上,考慮占據率q的因,利用相平衡的熱力學條件及平衡態的性條件,得到了二維單l - j系統的熔化曲線、汽化曲線、升華曲線以及三相點的位置,從而給出了該系統的完整的三相圖。
  5. Their shells, which apart from hydrogen, helium, and carbon also contain portions of the heavy elements formed in the stellar core, are inherently unstable, and their pulsing creates a withering stellar wind a billion times stronger than the solar wind we know today

    它的殼層除了氫層、氦曾和碳層外還有包含一部分產生自恆星核心的重,天生的不,它們的脈動產生了一種毀滅性的星風,比我們現在知道的太陽風要強數百萬倍。
  6. Based on the studies of microthermometry, gas composition, liquid composition, rare earth elements, ore - forming elements and 13c, d, 18o of fluid inclusions from the mineralization district and the representative deposits, such as zacun gold deposit, shuixie copper - cobalt deposit, shiyancun stibium deposit and bijiashan stibium deposit, two metallogenic fluid systems have been distinguished, i. e., zijinshan metallogenic fluid system and gonglang metallogenic fluid system in weishan - yongping mineralization district

    礦化集中區及扎村金礦、水泄銅鈷礦、石巖村銻礦、筆架山銻礦等典型礦床流體包裹體的顯微測溫、氣相成分、液相成分、稀土、重金屬及~ ( 13 ) c , d , ~ ( 18 ) o同位的研究表明,雲南巍山-永平地區銅金多金屬礦化集中區存在兩個成礦流體系統:紫金山背斜成礦流體系統與公郎弧成礦流體系統。
  7. But variant rare earth element has different affections on the baths. the subjoining of rare earth enhanced the deposition rate and stability of baths. the cohesion of the matrix and the film and the surface quality are also improved

    但不同稀土對鍍覆工藝的影響不盡相同, re添加到鍍液中明顯提高了鍍液的沉積速率、性、鍍層與基體的結合力和表面質量。
  8. Since the unstable nuclei exist between actinides, including thorium and stable nuclei like lead and bismuth, explosive events such as supernovae are required to produce actinides

    自不核之間存在著錒系,包括釷和核像灌了鉛,鉍,爆炸性事件,如超需出示錒
  9. Next, this unstable atom, this new radio - element which we have calle " radio - phosphorus " decomposes exponentially with a half - life of three minutes

    第二階段,這種不的原子,即我們稱之為「放射性磷」的新的放射性在3分鐘的半排出期內呈指數級方式進行分解。
  10. Some of preblems will be accounted by means of stained thin section microscopic identification, catholuminescence microscopic observation, trace elent analysis, carbon and oxgen isotope geochemistry, and fluid inclusion analysis

    認為利用染色薄片鑒、陰極發光顯微鏡觀察、微量分析、碳氧同位及包裹體測溫等綜合手段進一步研究,最終將解決這些問題。
  11. The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated

    本文應用有限分析商業軟體ansys6 . 0 ,採用線彈性方法,通過對該橋的空間有限模型進行性分析,得出其成橋運營階段各種工況下的安全系數。在此基礎上,本文還通過有限模型分析,就拱的矢跨比、吊桿(立柱)的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因對該橋整體性的影響展開探討與研究。文中給出了各因變化情況下的安全系數,指出了對鋼管混凝土提籃拱橫向性有顯著影響的因及其合理變化范圍,並對銅瓦門大橋提高橫向性的措施的經濟合理性進行了分析。
  12. Moreover, we compute the change against neutron irradiation of heavy element abundance in typical branching point 85kr of s - process and result is good agreement with the former too

    的核合成中最重要的因之一是中子源問題,的中子源是重的核合成必要保證。
  13. 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;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。
  14. Second, it turns to analyze the outside environment of chongqing pepsi - tianfu in details by using many theories in turn such as pest, five competition power, production life cycles and value chain, and its target is not only to find opportunities in politics, economic, technology, and social culture and also to feel threaten which results from substitute, supplier, new comer, customer and competitor of our company. then, it begins to seek the strength and weakness of this company by analyzing resource of itself in order to seek main problem s during present business operating, specially focusing on marketing promotion, cost controlling, human resource management and enterprise culture. at the same time, it concludes that the main present questions are caused by some history factors, faulty present management rules, incomplete human resource system, different leader types and weak base of enterprise culture

    然後,就運用pest法、行業競爭五種力量及價值鏈的戰略管理理論對公司的外部競爭環境進行詳細的分析,發現公司可能在政治、經濟、技術、社會文化上面臨的機會以及行業中替代品、供應商、新進入者、顧客、競爭對手正帶來的威脅;接著,運用資源分析法找出公司內部的優勢和劣勢,特別是目前存在的主要問題及其產生的各種主要原因,其中問題集中表現在市場營銷、成本控制、人力資源管理、企業文化四大方面,而產生原因則是公司的歷史、管理制度不夠完善、人才機制不健全、領導風格不相同、企業文化較薄弱等因;接著,就是將內、外環境的分析結果通過swot方法進行戰略匹配和選擇,得出三個戰略方案,即:發展戰略、密集型發展戰略和多化發展戰略。
  15. During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied

    在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形特徵,選用了雙曲正弦剛-粘塑性有限計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因
  16. Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material

    研究表明:電解液的配製過程中,氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響,其中溶液ph值是最主要的影響因;在儀器的使用條件探索中,理論結合實驗確了本電鍍液體系循環伏安電勢窗的理想范圍,並發現循環伏安掃描速度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點,在此選用與釕同一族的銥作為共沉澱,銥的加入會阻礙氧化物的沉積速度,銥的比例超過50 %會使沉積作用停止,但是二氧化物的協同作用使沉積的活性物質比容量大大提高;一溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕,從而提高活性物質的性。
  17. According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling

    依據在研產品特殊的外型結構和使用要求,確了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與性的主要因(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。
  18. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡性的內在因,主要是通過地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因,並結合赤平投影對邊坡可能的失模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確了坡體的巖體力學參數;根據性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散程序udec對各類典型高陡邊坡進行了性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  19. Above investigation shows that the reason why dopant can improve cycling performance is that the bond energy between doped element and oxygen is stronger than that of mn - 0 to stabilize the spinel structure

    研究認為,摻雜改善循環性能的主要原因是摻雜與氧的鍵能強于錳與氧的鍵能而起到了結構的作用。
  20. The euro : a stabilising factor of the international monetary system

    :國際貨幣體系的
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