離子通量 的英文怎麼說
中文拼音 [lízitōngliáng]
離子通量
英文
ionic flux-
It revealed that hexagonal structure was easily synthesized in the neutral medium, and lamellar structure was inclined to prepare under basic condition, and from the cooperative charge density matching mechanism and function of manganese iron and template molecular, the alkalescence influence on the structure was explained, and appropriate neutral hexadecylamine ( hda ) availed to synthesis of mesophase with more ordered degree for the mediation of packing parameter
通過水熱合成方法對錳氧有序相的合成進行初步研究，探討合成工藝對有序結構的影響：在中性的條件下，易合成六方有序結構產物；在堿性條件下，更易合成層狀結構產物。並從電荷匹配的原則及錳離子與模板劑間鍵合作用解釋了堿量的多少對合成產物結構的影響。The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu
另外，通過rapd資料的聚類分析及相關性分析研究，發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微生境生態因子（主要是土壤因子）相關，其中無葉假木賊亞種群遺傳多樣性水平不僅與土壤含水量（ w ） 、鉀鈉離子濃度（ k + na ）和氯離子濃度（ cl ）呈顯著的正相關（ p 0 . 05 ） ，還與土壤中有機質（ som ） 、全氮（ nt ）和全磷（ pt ）含量呈顯著的負相關；同時，角果藜種群的遺傳多樣性水平與土壤中有機質（ som ）和全氮（ nt ）含量呈顯著的正相關，而與co _ 3 ~ （ 2 - ）濃度呈顯著的負相關；除此之外，其它土壤生態因子與兩物種遺傳多樣性水平的相關性均不顯著（卜0 . 05 ） 。In general, excess calcium effects result from the anion with which the element is associated.
通常，鈣素過量是與該元素相聯系的陰離子伴隨產生的。Cation exchange capacity generally increases with an increase in broken bonds.
通常陽離子交換量隨破裂增加而增大。4 the cleanout and the passivation of si surface was carried out by a two - step process to overcome the surface oxide layer and balance the charge between the substrate and epitaxy. by this way, the crystal quality and emission characteristic of zno thin films can be improved, which provide a way to resolve the native oxide layer of si substrate
4 、通過用等離子體對硅襯底表面進行清洗和鈍化兩步處理，解決硅襯底表面的氧化層和界面電荷平衡問題，制備出了高質量的氧化鋅薄膜材料，找到了一條獲得了高質量的氧化鋅薄膜的新途徑。Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced
混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗，以及許多微波測量系統中至關重要的部件。在現代通信系統中，毫米波頻段通常採用超外差接收機，混頻器作為第一級就成為關鍵部件。由於在毫米波頻段，同頻段高性能的本振源成本高，技術難度大，採用分諧波混頻技術是解決此問題的有效途徑，只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。The samples of pmn - pt have been dissolved by thick vitriol. now a convenient chemical titration analysis method was proposed to make analysis of the cations in the system
對煅燒后的樣品進行溶解，對其中的陽離子通過絡合滴定等方法來進行定量分析。The adulterated edible oil could be determined by detecting the regular physicochemical indexes, metal ion content, conductivity, sdbs content, afb1, volatile material, fatty acid composition, cholesterol, ir and uv characteristic absorption
通過對油脂的常規理化指標、金屬離子含量、電導率、十二烷基苯磺酸鈉（ sdbs ） 、黃麴黴毒素、揮發性物質、脂肪酸組成、膽固醇、紅外及紫外特徵吸收等指標進行定性定量分析，可以鑒別食用油是否摻偽。In the section of fabricating technology, i first discuss the ion beam technology. through the analysis of the effects of each parameter on the surface smoothness, profile fidelity and linewidth resolution in the process of ion etching, the suitable angle of incident ion beam, ion energy, density of ion beam and time of etching are selected combining the actual status of the mask
在製作工藝的研究方面，首先研究了離子束刻蝕技術，通過對離子束刻蝕過程中各個參數對刻蝕元件的表面光潔度、輪廓保真度和線寬分辨的影響分析，結合掩膜的實際情況選擇出了合適的離子束入射角、離子能量、束流密度和刻蝕時間等參數。Sige simox : oxygen ions with high dose were implanted into sige grown directly on silicon substrate for the first time, and sige - oi novel structure was formed successfully with additional high temperature annealing ; it has been confirmed that oxygen implantation with 45kev, 3 1017cm - 2 and annealing at 12500c in ar + 5 % o2 for 5 hours, are fit for the formation of sige - oi structure ; ge loss during the high temperature annealing has been observed, which is originated from ge volatility and ge diffusion ; it has been proposed to use nanoporous layer induced by h + / he + implantation to surppress ge diffusion and to use surface oxidation to overcome the upper limit of sige simox. sige smart - cut : hydrogen ions were implanted into sige material and followed by high temperature process ( 4000c to 7000c ) ; blistering study was done and suggested the possibility of sige layer transfer by smart - cut technology ; it is concluded that the bubble formation is easier in sige than in si, and the strain in sige / si and the difference of binding energy in sige and in si could possibly contribute to this effect. behavior of sige / si implanted with hydrogen : gave a detailed study on sige implanted by beamline or phi hydrogen implantation ; it has been found that great strain is introduced into sige by hydrogen implantation and this strain could be alleviated by high temperature annealing ; both for conditional beamline implantation and piii hydrogen implantation, 600 is appropriate for the post - implantation treatment
Sige - simox工藝方面：首次採用硅（ 100 ）襯底上直接外延的100nm厚sige的樣品中注入高劑量的o離子，通過退火處理成功制備了sige - oi新結構，即sige - simox工藝，證實了以45kev注入3 10 ~ （ 17 ） 7cm ~ （ - 2 ）劑量的氧離子，隨后在氧化層的保護下經1250 ， ar + 5 o _ 2氣氛的高溫退火（ 5小時）過程，可以制備出sige - oi新型材料；實驗中觀察到退火過程中的ge損失現象，分析了其原因是ge揮發（ ge通過表面氧化層以geo揮發性物質的形式進入退火氣氛）和ge擴散（ ge穿過離子注入形成的氧化埋層而進入si襯底中） ，其中ge擴散是主要原因；根據實驗結果及實驗中出現的問題，對下一步工作提出兩個改進的方案：一是通過在si襯底中注入適量h ~ + / he ~ +形成納米孔層來阻斷ge擴散通路，二是可以通過控製表面氧化來調節安止額士淤丈撈要表面sige層中的ge組分，從而部分解決sigeHd biosciences co., ltd has announced an important research collaboration with organon, the human health care business of akzo nobel. the agreement relates to the development by hd biosciences of functional assays for a number of identified g - protein coupled receptors and ion channels
根據這項協議，華大天源將為歐加農公司構建一系列的g蛋白偶聯受體家族和離子通道家族的篩選模型，這些篩選模型均適應于高通量藥物篩選。This review will discuss the role of epithelial sodium channel ( enac ) and the cystic fibrosis transmembrane conductance regulator ( cftr ) in regulating the fluid volume and composition of the reproductive tract and their importance in various reproductive events such as sperm capacitation and implantation
本綜述著重探討了上皮細胞鈉離子通道和囊性纖維化跨膜電導調節體對雌性生殖道內液體容量和成分的調節以及它們在不同生殖事件，比如精子獲能及著床中的重要作用。Our aim is to provide reference data for the mechanism of the effects of ree on crops and the safety evaluation of re used in agriculture. 1. in soil culture experiment, re applications with appropriate dose in dry condition increased the contents of soil available n, whose no - effect value were 505mg / kg at eighth week, whereas higher levels of re had negative effects, re applications with both appropriate and higher dose in inundated condition reduced the contents of soil nh / - n and hydrolysable n. re treatment concentrations showed significant positive correlation with the contents of soil exchangeable re. and significant negative correlation with the contents of soil available p and soil ph value. there was no significant effects of re on soil exchangeable cations, but applications of re increased the contents of soil water soluble cations, especially that of ca2 * and mg2 +
兩種培養條件下，稀土處理濃度與土壤交換態稀土含量成正比，與有效磷含量、土壤ph成反比，對土壤交換態鹽基離子含量無顯著影響，但通過置換作用增加了水溶態離子，尤其是ca ~ （ 2 + ） 、 mg ~ （ 2 + ）離子的含量；第二周稀土處理增加交換態zn含量，對交換態fe有降低作用，旱培條件下增加交換態mn含量，淹水條件下對其有降低作用；第八周稀土處理均提高交換態fe 、 mn 、 zn含量，其機制主要與稀土降低土壤ph有關。General specification for air ion measuring instruments
空氣離子測量儀通用規范The uv - vis transmission spectra and concentrations of metal ion impurities in different part of dkdp crystal was measured. the results show concentrations of metal ion impurities on the ( 100 ) face is higher than that on the ( 110 ) face and absorption on the ( 100 ) face is bigger than that on the ( 110 ) face
通過測試點狀籽晶生長dkdp晶體不同部分雜質金屬離子的含量和紫外可見透過光譜，結果發現dkdp晶體柱面的雜質金屬離子含量比錐面高，柱面的紫外可見吸收比錐面大。The detection for concrete column cracking of a dwelling building by detecting chlorine ion in the concrete, concrete cover thickness and degree of steel - bar corrosion was completed
摘要通過檢測混凝土中氯離子含量、混凝土保護層厚度和鋼筋銹蝕程度等方法，分析和探討汕頭某住宅樓混凝土柱角順筋開裂的原因。The distribution of chloride in different concrete has been studied by chloride concentration lest in this paper
論文首先通過對調研中取樣的混凝土進行了氯離子含量分析，研究了不同位置混凝土中氯離子的分佈情況。Such mechanisms, which regulate water flux, are likely to be mediated, in part, by aquaponns. aquaponns are integral membrane proteins occurring in mammals, plants, and microorganisms, which serve as channels that permit the bidirectional passage of water through cellular membranes. the rate of transmembrane water flux may be controlled by changing the abundance or the activity of the aquaponns
大部分水通道蛋白具有高度的專一性，只允許水分子通過而不允許其它分子及離子通過，因而調控水通道蛋白在生物膜上的數量和相對豐度能夠影響甚至改變細胞對水分的吸收和外排，對于提高植物抗鹽及抗旱性可能發揮著重要作用。By analyzing the difference on ( loo ) and ( 110 ) face in the structure of dkdp crystal, the different of uv - vis transmission spectra and the different of concentrations of metal impurities in different part of dkdp crystal was explained
通過分析dkdp晶體的原子結構以及柱面和錐面的原子結構差別，解釋了晶體柱面和錐面雜質金屬離子含量差別的原因以及其與紫外可見透過光譜的關系。The relationship of chloride ions diffusion coefficient with time conforms to power function according to chloride ions " content in each layer of different concrete. based on the relationship, a mathematical model equation of chloride ions diffusion in concrete was deduced as follow : test results show that chloride ions diffusion coefficient decreases with the water / binder ratio reducing. when fly ash or slag is properly blended, chloride ions diffusion coefficient will also drop
通過取樣測得不同技術條件混凝土各層氯離子含量，得到氯離子擴散系數與時間成冪函數關系，據此推出氯離子在混凝土中擴散的數學模型式為：試驗結果表明，氯離子的擴散系數隨著水膠比的減小而降低，適當地摻入粉煤灰或礦渣粉可以有效地降低氯離子的擴散系數。分享友人