元素結界 的英文怎麼說
中文拼音 [yuánsùjiējiè]
元素結界
英文
ward against elements-
The problems can be addressed, in part, through a strongly reactive alloying addition, such as mg, li and so on, and through reinforcement coating. in this paper sicp / al composites and sicp / al - si composites fabricated by the pressureless infiltration method. in order to found out the influence the different quantity of the reactive alloying addition mg si ce on the wetting between sicp and molten metal as well as the properties of mmcs, the behaviors of molten metal, the mechanical properties, micro - structure and the interfacial reactions was investigated respectively
本文通過研究制備sicp al復合材料、 sicp al - si復合材料的過程中，熔融鋁液或鋁硅合金液的浸滲行為、 sic - al 、 sic - al - si之間的界面反應、復合材料的機械性能、微觀結構等，探討了不同量的活性元素mg 、 si 、 ce對sic顆粒與熔融基體之間的潤濕性及復合材料性能的影響。This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory
本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題，主要研究內容有： （ 1 ）實驗、測定了20種常見生物質的能量（發熱量）和c 、 h 、 n元素含量，根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式，並通過r _ （ 0 . 05 ）檢驗；為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便； （ 2 ）選擇了8種生物質試樣作了等加熱速率（ 10 min 、 20 min 、 40 min 、 60 min ）和恆溫加熱的tg和dtg實驗，根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程，並採用goast - redfem積分法和p函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，進而建立了各種生物質的熱解動力學模型，為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述，提供了理論和依據； （ 3 ）為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間，在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定，得出生物質的長徑比（ l d ）一般在5 . 0 6 . 0之間，平均為5 . 3的結果； （ 4 ）採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究，解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，綜合運用工程力學、工程材料、機械設計學原理，推導、建立了轉錐式閃速熱解反應器物料滯留時間（ ）與轉速（或頻率）合理匹配理論； （ 6 ）提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。The history translated for you reveals the fate of zebuxoruk. trapped in the plane of time you must gain the power of the elements to gain entrance
歷史已經將澤布索魯克被永遠囚禁的命運顯示在你的面前.你必須要集結元素之力啟動時光機器進入時光異界Based on the objective relationship between man and nature, the statement can be interpreted from 3 aspects : components, structural motivation and total ecology
基於人與自然界的對象性關系，對于這個命題的具體內涵可以從構成元素、結構動力和整體生態三個層面來理解。It was found that the interfacial bonding of 93w - ofc was both the joining action of ofc / w grains and that of ofc / ni - fe binders, whereas the joining of ofc to tc4 could be seen as the mutual intense diffusion effect between ofc / tc4 and as a result cu - ti intermetallic compounds were formed at the joint. the joining of tc4 - a1 and a1 - mb2 were also attributed to the result of diffusion between elements ti - al and al - mg respectively. on the other hand, residual thermal stress and stress - induced distortion were produced at the joint simultaneously due to the difference in thermal expansion coefficient of different welding " materials
研究表明， 93w與ofc的界面連接是ofc與93w中w晶粒的連接以及ofc與93w中ni - fe粘接劑的連接共同作用的結果； ofc與tc _ 4連接界面的形成是由於ofc與tc _ 4之間發生反應擴散，並由此在二者接頭處生成了cu - ti金屬間化合物的中間相； tc _ 4 - al的連接與al - mb _ 2的連接則分別是其基體元素ti 、 al之間和al 、 mg之間元素互擴散的結果，另外，由於熱膨脹系數的差異，擴散焊接后在不同焊件的接頭處存在殘余熱應力並由此引起接頭的形變。It was found that there was a close relationship between the adhesion strength of the bg coating and the surface roughness of the titanium alloy and the firing temperature. the chemical state of the elements ti and si at the coating interface varied. the chemical bond and the mechanical occluding make the bg coating form a strong adhesion with the titanium alloy
通過研究發現， bg塗層與基體的結合強度與基體表面的粗糙度以及燒成溫度密切相關，塗層界面處ti元素和si元素的化學狀態發生了變化， bg與基體強結合的機制為化學鍵和機械嵌合兩種力共同作用。Aluminum remained unknown until the nineteenth century, because nowhere in nature is it found free, owing to its always being combined with other elements, most commonly with oxygen, for which it has a strong affinity
鋁直到19世紀才被人發現，由於鋁總是跟其他元素結合在一起，最普遍的是跟氧結合；因為鋁跟氧有很強的親和力，由於這個原因，在自然界找不到游離狀態的鋁。The analysis results show that the mother band and solidified layer are bonded through the transition layer formed by element diffusion
經分析得知母帶與凝固層的界面結合是靠元素相互擴散形成過渡區實現的。The contents of all the elements indicated in the document structure schematic, grouped by element type : each individual content item is delimited by a 0x02 byte, while the start of elements of a new type is delimited by a 0x01 byte the last not strictly needed, but it makes reversing the transformation easier
文檔結構示意圖中指示的所有元素的內容按元素類型分組：每個單獨的內容項由0x02位元組定界，新類型元素的開始由0x01位元組定界（最後一個元素沒有嚴格要求，但它使逆向轉換更容易）4. experimental data analysis and theoretical calculation indicated that the interface micro - structure of the solid - state displacement reaction between mo2c and si can be explained properly by the new theoretical model : rate - control - elements convergent diffusing model
實驗數據分析和理論計算表明，本文提出的「速率控制元素非平行擴散模型」可以很好地解釋mo _ 2c - si固態置換反應的微觀界面結構。This paper has a further study on the key technology called validity maintenance mechanism in semantic feature modeling in order to maintain the intent of designers and satisfy them. the method combines geometry model and semantic feature modeling, setting up new feature representation 、 cell element naming and identification method. in the meantime, a history - independence interactive feature boundary re - evaluation algorithm is presented based on feature editing. moreover, the validity recovery mechanism after invalid feature operation can maintain the original feature model. the above ideas have been realized on hust - caid ( computer aided industry design system developed by harbin university of science and technology ) preliminarily
為了能夠正確地維護設計者的設計意圖和滿足用戶的需求，本文在原有造型的基礎上對語義特徵造型中的關鍵技術即有效性維護機制進行深入的研究，將幾何模型，語義特徵模型結合起來統一進行研究，建立了語義特徵造型在產品模型設計過程中特徵表示方法的新理論、細胞元素命名方法和辨別機制，同時對系統原有特徵編輯過程進行了研究，提出了獨立於歷程樹的特徵邊界重構演算法以及模型操作無效時的有效性恢復方法。The change regularity for performance and microstructure of low carbon steel is summarized. the main characteristic of the process is pearlite spheroidizing, increasing of grain boundary width, element segregation and carbide in grain boundary. the change of those microstructure causes the variance of the merchant performance
通過上述的研究工作，總結了火力發電廠用低碳鋼在長期運行期間性能與微觀結構的變化規律，提出以珠光體球化、晶界寬化、元素晶界偏聚及碳化物晶界析出為主要特徵的低碳鋼微結構變化規律，以及由此而引起的材料機械性能的變化。Among all the elements known, carbon is unique because of the ability to bond with itself and with other atoms in endlessly varied combinations of chains and rings
在自然界中，碳是一種非常獨特的元素。碳原子之間、碳原子和其它原子之間藉助多種多樣的成鍵方式可以形成形態、結構和特性各異的物質。The four basic processing operations of 3d triangulation algorithm composed by boundary loop extending, splitting, merging and closing are summarized, the triangulation for any type of surface can be considered as the combination of these four basic processing operations, which makes the algorithm have great adaptability and can deal with scattered data points of diversified surface
通過分析各種曲面的特點，總結出邊界環在空間擴展、分裂、融合和封閉是3d三角劃分演算法的四個基本過程元素，任何類型的曲面的劃分過程均為這些基本過程元素的有機結合，使得演算法具有很強的適應性，能夠方便處理各種類型曲面的散亂數據。A new interface - perturbation model of solid - state displacement reactions ternary system is suggested and the interface - stability criterion is derived in the form of chemical potential if the chemical potential of rate - control - element at frontier of tiny perturbative zone goes up less than 20. 7 %, linear interface will grow up stablly and form layered structure ; if it goes up more than 20. 7 %, linear interface is not stable and will form aggregate structure
通過建立界面擾動模型，推導了三元固態置換反應系界面穩定性的化學勢梯度判據。結果表明：如果擾動微區前沿速率控制元素的化學勢梯度升高小於20 . 7 ，平面界面穩定長大，將形成層狀結構；若大於20 . 7 ，平面界面不穩定長大，將形成束集型結構。When the laser facilities are in operation, the position and direction of all the beams are subject to change due to the optical structural drifts excited by multiple input sources. these changes will influence the precision of the beam propagation and finally the focal spot positions on targets which are strictly dictated by the requirements of plasma physics experiments
這些激光裝置在運行過程中，光學元件結構在外界激勵因素作用下容易產生漂移，使光束位置和方向發生改變，影響光束打靶定位精度，無法滿足精密物理實驗要求。In this paper, we are concerned with the sizes of t - blocking sets, ( k, r ) - arcs and caps in finite projective spaces, not only giving one theorem an elementary proof, improving some theorem " s results, but also proving some new exact values
本文研究了有限射影空間中t - blocking集， arcs和caps中元素個數的上界值。不僅用自己的方法簡化了某些定理的證明過程，改進了一些定理的結果，而且還證明了一些新的精確值和上界值。Though analyzing the six factors of the place generation including " imaginable space structure ", center, path, edge, district and natural factor to reveal the forming manners of the place, and the reforming manners of space element
本文通過對形成場所的六個要素： 「可印象空間結構」 、中心、路徑、邊界、領域、自然因素的引入的總結和分析，揭示空間場所的具體生成方式和形成空間元素的具體整合方法。Over the past 30 years, lin ' s mix of modern dance and ballet with asian influences has been a huge success worldwide
在過去的三十年，林懷民將現代舞和傳統芭蕾以及亞洲元素相結合，在世界各地取得了巨大的成功。The results indicated that the dejects was caused by pitting corrosion of impurity element iron in silver coin by environmental chloride compound
結果表明，在銀幣缺陷部位的腐蝕坑內存在以鐵元素為主的物質，基材中的鐵元素與外界的氯引起銀幣的腐蝕，造成了表面缺陷。分享友人