次級離子 的英文怎麼說

中文拼音 [zi]
次級離子 英文
secondary ion
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • 次級 : secondary
  • 離子 : [物理學] ion
  1. In most recent studies, researchers have analyzed aluminum - rich minerals such as anorthite and hibonite using an ion microprobe, which bombards a sample with a focused ion beam to release secondary ions from the sample ' s surface

    在最新的研究中,科學家使用微探針來分析鈣長石、黑鋁鈦鈣石等富含鋁的礦物,以聚焦的束撞擊樣本,使樣本表面釋出次級離子
  2. At the same time the study analyse the structural system of the index and it ' s weight with the ahp, and choose soil quality, soil thickness, the content of organic matter, terrain, elevation and the ration of irrigated guarantee as gradation index and choose soil quality, soil thickness, the content of organic matter, terrain, elevation, the ration of irrigated guarantee, the condition of traffic, the distance from the central city, the scatter degree of field, the neat degree of field, loss of water and erosion of soil and land contamination as classification index. at the same time the study emphasize the effect of the condition of ecological condition and environmental contamination

    採用層分析法對該區域農用地分等定的指標體系及其權重進行了研究,選擇表層質地、土層厚度、有機質含量、地形、海拔、灌溉保證率等6項指標參與分等評價,選取表層質地、土層厚度、有機質含量、地形、海拔、灌溉保證率、對外交通狀況、距市中心距、田間道路狀況、田塊分散度、地面平整度、水土流失、土地污染等13個因分指標區進行定評價,強調了生態條件及其環境污染狀況在農用地分等定中的作用。
  3. Under this circumstance, the project to construct beijing rnb facility on the basis of hi - 13 tandem accelerator has been proposed by china institute of atomic energy ( ciae ). apart from carrying out some interesting experments in astrophysics using the secondary radioactive beam line in being, the research work about the off - line rnbs on hi - 13 tandem accelerator can be also performed by making full use of ciae ' s 101 heavy - water reactor ( hwr ) or cyclone30 cyclotron

    除了利用我院現有的束流線來開展核天體物理感興趣的一些研究工作之外,還可以利用101 #重水反應堆和cyclone30強流質回旋加速器,在hi - 13串列加速器上開展線放射性核束方面的研究工作,為今後在將建成的北京放射性核束裝置上開展放射性核束物理實驗研究工作打下基礎。
  4. By sims method, we analyzed the profile distribution of mn and c, found that increasing the annealing temperature is beneficial to the diffusion of mn, but has no influence to c. mfm and squid measurements demonstrate that sub micron single - domain magnetic mnas particles found in sample annealing at 850 for 15s show ferromagnetism at room temperature and have a high curie temperature more than 300k

    利用二質譜方法對mn和c在樣品中的分佈進行了研究,發現退火溫度的上升,有利於mn的擴散;而對c的分佈影響較小。利用磁力顯微鏡和超導量干涉儀對樣品的磁性質進行了研究。發現在850 + 15s退火處理的樣品中形成了亞微米單疇磁性mnas粒;經測試其在室溫下呈現出鐵磁性,居里溫度在300k以上。
  5. Surface chemical analysis - secondary - ion mass spectrometry - determination of relative sensitivity factors from ion - implanted reference materials

    表面化學分析.次級離子質譜法.測定注入標樣的相對靈敏系數
  6. Sims measuring widths of interfaces in sputter depth profiling using sims

    次級離子質譜法
  7. Surface chemical analysis - secondary ion mass spectrometry - determination of boron atomic concentration in silicon using uniformly doped materials

    表面化學分析.次級離子質譜法.利用均勻摻雜材料測定硅中硼原濃度
  8. Surface chemical analysis - secondary - ion mass spectrometry - method for estimating depth resolution parameters with multiple delta - layer reference materials

    表面化學分析.次級離子質譜法.多層標準材料深度溶解參數的估算方法
  9. In this study, it has been put forward that taking reactive nanometer magnetic fe304 particles as magnetic nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface, then microspheres are activated by thionylchloride, the surface of such magnetic composite microspheres thus produced had reactive acid chloride groups which then react with the free amino groups of the free soluble enzymes to give peptide bonds ( ? o ? h ?,

    本研究首提出了以納米磁性fe _ 3o _ 4粒為核心,苯乙烯( st ) ?丙烯酸( aa )共聚物為高分殼層,合成了表面帶羧基的磁性高分復合微球,然後將這種微球用二氯亞碸進行活化處理,在其表面形成了反應性酰氯基團,該基團可以與游酶的氨基形成肽鍵,從而將游酶固定化。
  10. Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks

    在進行理論分析和研究的基礎上,提出了因血細胞中存在多種熒光團,且這些熒光團的電上又存在大量的不同的振動能,從而導致被激發的熒光團發出較寬的熒光光譜;血細胞濃度的增大,熒光團以及其他大分之間的距變小,造成它們之間因碰撞的能量轉移概率加大,因而易產生熒光猝滅,結果導致熒光強度的變小;血細胞溶液中重吸收所導致的熒光猝滅和二熒光發射,以及血細胞濃度的變化對其中熒光團能系統的影響都是導致熒光峰值波長「紅移」的原因;進而研究了led光誘導血細胞產生熒光光譜的機理。
  11. ( 3 ) the free - standing porous silicon films with continuous porous structure were prepared on single crystal silicon wafer by the method of anodic oxidation and electrochemical etching - electropolishing, and firstly used as the anode materials for lithium ion secondary batteries. the capacities of lithium ions storage and the process of charge and discharge of this nano - silicon anode materials as well as the influence of the structure of ps on behavior of storing lithium ions were inspected at length. on the other hand, through the process of charge and discharge in cells, the lithium of light metal element could be electrochemically doped into ps at different doping levels

    胡勁松河北師死大學碩士學位論文( 3 )利用陽極氧化法在單晶硅基底上制備了多孔硅自支撐膜,並首將這種具有連續多孔結構的硅材料用作了理電池的陽極材料,考察了這種納米硅陽極的儲鉀性能和充放電過程,分析了材料結構對其儲理行為的影響;另一方面,利用這種電池充放電過程在多孔硅中電化學引入了不同點綴程度的輕金屬鉀元素,考察了鉀點綴對多孔硅自身結構,及至性質所帶來的影響,提供了一種通過電化學方法插入埋從而連續調整多孔硅發光性質的有效方法。
  12. Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed

    本文創新性的成果在於:提出了預編碼-判決反饋聯合均衡系統結構,並從理論推導得出了對應的最大互信息量最優化設計結果;首提出了時變色散通道的散正則模型概念,該模型適宜於利用觀察數據的二階統計量進行盲信號處理;基於散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究,提出了對時不變通道矩陣的空間盲辨識演算法;針對誤差傳播效應問題,提出了可以消除誤差傳播效應的兩盲辨識演算法;提出了基於散正則模型的直接盲均衡演算法;提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。
  13. Combined with the adaptive modulation and coding technology, this algorithm reallocates the residual power by effectively utilizing the discrete modulation orders according to the different priorities of sub - channels under the limitation of quality of service over the block fading channel

    在滿足服務質量要求的前提下充分利用星座圖尺寸的散性,將殘余功率按照各通道的不同優先進行二分配,並結合自適應調制編碼技術改善低信噪比時的系統吞吐量。
  14. High salt stress disrupts homeostasis in water potential and ion distribution. this disorder of homeostasis occurs at both the cellular and the whole plant levels. drastic changes in ion and water homeostasis lead to molecular damage, growth inhibition and even death

    滲透脅迫、脅迫及其造成的一系列脅迫如氧化脅迫等,嚴重干擾植物體內業已存在的細胞及整株水平上的水分及穩態,造成植物細胞分損傷,生長減緩甚至死亡。
  15. Surface chemical analysis - secondary - ion mass spectrometry - determination of boron atomic concentration in silicon using uniformly doped materials

    表面化學分析.次級離子質光譜測定法.採用均勻塗料的硅中硼原濃度測定
  16. The main works of this dissertation are as follows : 1 ) the most recent durability research of reinforcement corrosion is generalized. 2 ) each calculation method of member assessment item ( including concrete cover cracking because of corrosion, concrete cover cracking limitation, chloride - ion eroding, deformation and bearing capacity ) is introduced. then the grade of corroding reinforcement concrete member is given

    本文主要做了以下幾個方面的工作: 1 )總結了鋼筋銹蝕的耐久性研究現狀; 2 )介紹了構件各個評定項目(混凝土保護層銹脹開裂、保護層銹脹裂縫限值、氯侵蝕、變形與承載力)的計算方法,劃分了銹蝕構件耐久性評定的層和等,初步建立了考慮多種因素的銹蝕鋼筋混凝土構件耐久性評定方法。
  17. In 1985, conseil europeen pour la recherche nucleaire ( cern ) succeeded to collide heavy ions in super proton synchrotron ( sps ) for the first time, which extended the research field of nuclear physics to a new energy region

    數據來自於cern sps emu01 ( emu12 )國際合作組。 1985年,歐洲核研究中心( cern )的超同步加速器( sps )首進行重運行,開辟了核物理研究的一個新能區。
  18. Five factors as the motive force for the tourist development in guizhou karst terrain were proposed. the growth pole of tourist economy in guizhou karst terrain was defined in the initial use of the shift - share analysis. in the end, a tourism economic circle of guizhou karst terrain was constructed, as guiyang, anshun and zunyi being the first - level tourist circle, high graded roads as well as national and provincial highways being the axis, and the kernel layer, hinterland layer, radiation layer and extension layer of the tourist economy being the spatial radius

    通過對區域旅遊整合模式的概述,結合貴州省情,選擇了適合貴州喀斯特地區旅遊業發展的「點-軸-圈」模式;提出了貴州喀斯特地區旅遊發展的五個動力因;首採用「份額?偏分析法」確定出貴州喀斯特地區旅遊經濟增長極;最後以貴陽、安順、遵義為一旅遊中心,以高等公路、國道、省道為軸線,以旅遊經濟的核心層、腹地層、輻射層和擴展層為空間半徑,構建出貴州喀斯特地區旅遊經濟圈。
  19. It shows that the charge - discharge performance of the battery, which is fabricated by casting the polymer electrolytes on the surface of the cathode directly then impregnating the composite electrode in liquid electrolytes for seconds, is much better than that of other batteries. the best battery , s charge - discharge current density is as high as 0. 33 ma / cm2, and its specific energy accesses to 110ah / kg. moreover its capacity remains 80 % of initial capacity even after 20 cycles

    這種電池的充放電電流密度可達到0 . 33ma / cm2 ,比容量可達110ah / kg ,且在20循環后,電池的容量仍能保持初始容量的80 % ,電池的充放電效率達到85 %以上,但是電池的本體電阻和電化學極化電阻比液態鋰電池高兩個數量
  20. The instrument directs the secondary ions to a mass spectrometer that identifies their compositions

    儀器會將次級離子導向質譜儀,以?定其組成。
分享友人