極大化過程 的英文怎麼說
中文拼音 [jídàhuàguòchéng]
極大化過程
英文
maximization procedure-
The wide band network has applied the ip adn atm telecommunication technique, the most advanced in nowadays world. the on - line junction wide band from xinyu to nanchang reaches 22. 5g, which gets to customers via 8, 000 - core km optics cables and wide band switch - in networks. this has speeded uop the information process of this city, providing conditions for the information highway adn entering into " e " age
5g ,通過遍布市內的8000芯公里光纖網、寬帶接入網及用戶網,能實現千兆到小區、百兆到大樓,十兆到用戶的高速網際網路接入,為真正實現通"信息高速公路" ,加快新余信息化進程,積極融入" e "時代創造了條件On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account
本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上,提出了以準彈性臨界作為穩定臨界準則的設計極限狀態,分析了按該準則設計的大壩的實際工作狀態,導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較For electrodeposition by dc methods, the metals deposite uninterrupted and the particles were also embeded uninterrupted into the coatings ; for electrodeposition by pc method, the particles with biggish volume were desorbed from the coatings and returned to the electrolyte again owing to the presence of pulse interval ; for electrodeposition by prc method, the particles carried positive charges are much more easy to desorb from the coatings owing to the effecf of reverse pulse current combined with pulse interval, in addition, the reverse pulse current also could dissovle the metals, further accelerates the desorption of particles, thus the particles size embeded in the coatings by prc method is the least
直流電沉積時,基質金屬的沉積連續進行,粒子在電極表面不間斷嵌入鍍層;單脈沖電沉積由於脈沖間歇的存在使得具有較大體積的粒子會脫附,重新回到溶液中;採用周期換向脈沖時,反向脈沖電流使表面荷正電的較大的粒子更易從電極表面脫附,同時,反向脈沖電流對基質金屬的溶解作用,也會促進粒子的脫附,因此鍍層中復合粒子尺寸最小。隨著鍍層中粒子復合量的增加,三種鍍層的晶粒都明顯細化,說明al _ 2o _ 3的存在阻止了晶粒的長大,提高了電沉積過程中晶核的形成速率。In the future development, exceeding to reach a company will follow the principle of " way of thinking innovation, mode innovation, management innovation, development innovation ", make people the center, overall, moderate and can keep on of development, actively walk new technique road, let the innovation accompany with the whole processeses of business enterprise development. pay attention to exertive brand advantage in the production the management, excellent turn industrial structure and product structure, with the decision, courage of " phoenix nie pan, bath fire rebirth " and the taste, intelligence of the globalization practical change growth way, at the realm realization of the two greatest industries of the manufacturing industry and servicing business cross over type development, move loudly ten thousand matter benefits is more brilliant with glorious new movement
在未來的發展中,邁達公司將遵循「思路創新模式創新管理創新發展創新」的原則,以人為本,全面協調可持續的發展,積極走新型技術道路,讓創新伴隨著企業發展的全過程。在生產經營中注重發揮品牌優勢,優化產業結構和產品結構,以「鳳凰涅?浴火重生」的決心勇氣和全球化的眼光智慧切實轉變增長方式,在製造業和服務業兩大產業領域實現跨越式發展,奏響萬事利更加燦爛和輝煌的新樂章。This article introduces briefly the process of design and characteristic of structure of db930 tube and discusses the main problems of technology and technique which was met during the manufacture and the measures having been adopted are emphatically. it discusses the solve measures in following six aspects : the filament current is too large, carbon deposits during the carbonizing of cathode, the capacitance between the first grid and the second grid is too large, transpiring happens inside the tube, the insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower
本文簡略地介紹了db930的設計過程及其結構特點,重點論述了在試制過程中遇到的主要工藝技術問題及解決問題的措施,圍繞解決燈絲電流大、陰極碳化時積碳、一柵和二柵之間的電容大、管內蒸散、熱態時極間絕緣低、耐高壓的能力差等六個方面的問題進行了論述。At present, with regard to our country ' s research on european integration, a large portion of scholars focuses on the analysis of its forming process and developing status and the forejudge of its developing foreground, while few analyzing its advancing process from the angle of the theory the european integration relies on and the development of the theory, also few giving theoretical annotation on the capriciousness of the european integration from the point of theoretical comparison, intrinsic lack and positive value
目前,我國對于歐洲一體化的研究,大部分學者都聚焦于對其形成過程、發展狀況的分析以及對其發展前景的預斷,而很少從歐洲一體化所依託的理論及理論發展的角度去分析歐洲一體化的推進過程,很少從歐洲一體化的理論比較、內在缺失和積極價值的視角,對歐洲一體化進程的反復做出理論上的詮釋。A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well
液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。When the atomic ratio of nb is one, the structure is homogeneous and almost composed of the single sm2fe17 phase. it ' s nearly the same structure as that after annealing. so it can reduce the production cost and increase the stability of magnetic properties
當nb的原子比為1時的鑄態組織基本為均勻的接近單相的sm _ 2fe _ ( 17 )組織,已接近於退火后的組織,從而可以避免冗長的均勻化退火化過程而直接用於製造永磁體,極大的降低了生產成本,並能有效的提高磁性能的穩定性。The radiation field evolves from a steady saturation state to a limit cycle oscillation state, and eventually to chaotic oscillation state as the current increases, the region in which the field exhibits limit cycle or chaotic oscillation is called the " soft " and " hard " nonlinear regime, respectively : ( 1 ) in the " soft " nonlinear regime, the radiation field is characterized by period doubled bifurcation and the discrete power spectrum
隨著電流的增大,輻射場經歷由穩定飽和到極限環型的周期振蕩,並最終過渡到非周期性混沌振蕩的演化過程,按其狀態可分為「軟」和「硬」兩種非線性區域: ( 1 )在「軟」非線性區域,場的極限環振蕩態和穩定飽和態是交替出現的,其特徵是典型的倍周期分岔,輸出功率譜是分立的。There is no precedent to model land use and land cover change of arid region in china. and zhangye city located in the transition of three physical geographical region of china, is the significant part of north - west arid region, which is the sensitive area and zoological brittle zone. the evolutive process and mechanism of land cover change law is different from east region
國內對乾旱區土地利用覆蓋變化模擬的研究尚無先例,且張掖市是我國西北乾旱區的重要組成部分,處在我國三大自然地理區的過渡位置,為環境演化的敏感區和生態脆弱帶,土地覆蓋的演化過程和機制有其不同於東部地區的特殊規律,所以張掖市土地利用覆蓋變化模擬的研究對乾旱區現代環境變化的人為影響研究有著極為重要的理論和實際意義。It is discovered that a process of mea activation may greatly shorten the time needed for the dmfc to attain to the best discharge state, which is though not changed by it
本工作首次發現膜電極的活化過程雖然不會改變dmfc的最佳放電性能,但可以大大縮短電池到達最佳放電狀態的時間。The yanshan - liaoning area is called as the " cradle of geology ". it is the first time that the geologist, wen wenghao, has put forward the " yanshan movement " before 70 years. from then on the yanshan - liaoning area had been paying attention by the geologists all over the word because it lies in the particular tectonic background, has the complex structural features, structural units, and the geological history of evolution, particularly large - scale, multi - phrase tectonic movement and magmatic activity took place in the short geological time
燕遼地區素有地質「搖籃」之稱,自翁文灝在70餘年前提出yenshanmovement (燕山運動)以來,它以其獨特的大地構造位置、復雜的構造特徵、組成及其演化過程,特別是該地區在很短的時間間隔內發生了大規模、多幕式構造?巖漿活動,更引起世界地學界的極大關注。N sources ( including organic and inorganic n tested ) and c sources tested could restrain methane oxidation. cellulose inhibited methane oxidation most weakly while the high concentration of methanol and glucose did dramatically, but the proper concentration of methanol could stimulate soil methane oxidation sharply. in the middle process of methane oxidation, addition of glucose could restrain methane oxidation shortly but the inhibition could be relieved about 5 days later when supplied again with enough oxygen
土壤微生物是甲烷氧化的主要生物類群,含水量對土壤甲烷氧化活性有明顯影響,過高或過低對甲烷氧化均具有抑制作用;氮源(包括有機和無機氮源)對甲烷氧化均有抑制作用;不同碳源對甲烷氧化的影響各異,纖維素對甲烷氧化抑制作用最小,而高濃度的甲醇、葡萄糖則對甲烷氧化具有強烈抑制作用;而適當濃度的甲醇可極大促進土壤對甲烷的氧化:在甲烷氧化過程中加入葡萄糖能迅速抑制甲烷氧化;在加入葡萄糖的同時保持瓶中充足的氧氣,則這種抑制作用可以在重新培養一定時間后得到解除。We think increase of the internal resistance of battery is the main problem to the recycle life deteriorating at high rate, besides the influence of the materials. decomposition occurred on positive and negative electrode at high rate current and the interspaces increased. the restrains of swelling and the increase of an oxygen overvoltage can improve the performance of recycle life
對于電池性能衰減的原因,認為除了所使用的材料是影響電池性能的重要因素之外,在溫度和大電流作用下,電池的正負極材料發生裂解,極片內空隙增大,電池內阻性能惡化是引起電池高倍率循環性能惡化的關鍵;通過抑制正極析氧和膨脹,並降低負極合金材料的粉化過程,將有望緩解電池內阻特性的惡化,從而提高電池高倍率充放電循環性能。Based on the traditional transportation problem with the balance of production and sales, this paper puts forward a direct method to solve the transportation problem whose objective is to maximize the problem - the modified tabular method, so as to diminish the calculation work, reduce the difficulty of the problem, and explain the economic value of the calculating process in solving real problems at the same time
摘要從傳統的產銷平衡的運輸問題出發,提出了目標函數為極大化型的運輸問題的直接解法修改的表上作業法,可直接求解此類問題,減少運算量,降低應用難度,並在求解過程中明確了求解方法所對應的實際問題的經濟意義。The judgement formula for high and low speed landslide and a new theory of stiffness - effect instability are presented for the instability of planar - sliding slope by the catastrophe theory. it is pointed out that the limit equilibrium stability analysis method of rigidity body has a lot of defects. the relationship between the action of outside environment and the response of slope system is complicatedly nonlinear according to the nonlinear dynamics model of slope evolution built
針對斜坡平面滑動失穩問題,運用突變理論方法,給出了快速滑坡和慢速滑坡發生的判據,驗證了剛體極限平衡穩定性評價方法有較大缺陷;根據斜坡演化非線性動力學模型,發現斜坡演化過程會出現混沌現象,其通向混沌之路是通過倍周期分叉實現的。During the accelerated thermal aging and ultraviolet radiation aging of pmma which is used as the core materials of fiber in pof, it was found that the relative permittivity of pmma decreased significantly to approximately equal to its square refractive index
摘要實驗中觀察到用作塑料光纖纖芯材料的純有機玻璃(聚甲基丙烯酸甲酯)在加速熱老化和紫外老化過程中其相對電容率急劇下降至大約等於其折射率的平方,即有機玻璃由極性聚合物變為非極性聚合物( 「全去偶極子極化」現象) 。The above - mentioned problems are correlated and dependent c1osely each other, whose settiement wiii generate definitely vital promotion to mcfc industry accordingly, the thesis focuses on ( 1 ) in situ spectroscopic studies of cathode reaction mechanism in mcfc, ( 2 ) development of the novel research methods and experimental apparatuses for in situ monitoring the cathodic process of nio cathode ; ( 3 ) further eiucidation to the mechanisms about dissoiution and deformation of nio cathode, and exploration of the new approach to lowdown the dissolution and deformation of nio cathode in mcfc
本論文工作側重圍繞這四個問題,從研究方法、實驗儀器直至廈門大學理學博士論文研究主體進行了全新的嘗試和探索,以期達到全面深入的和實質性的進展。本論文的主要研究結果可歸納如下;一陰極反應過程活化中間氧物種的原位檢測很顯然,陰極反應機理的澄清對于提高電池性能以及選擇陰極材料等方面都有著重要的理論指導作用。The spatial evolution of wuhu city has a evident law - - from the small inland river to the big inland river, then to the yangtze river. from the four points of natural factor, communication, economic development and macro - control of government, this paper attempts to make a concise analysis of spatial evolution and give a forecast of the trend of spatial evolution in the future
蕪湖城市空間發展從沿最初的內陸小河到沿內陸大河再到沿長江發展,演化過程極具規律性,本文試圖從自然條件因素、交通誘導因素、經濟發展因素、政府的宏觀管理與調控4個方面進行了簡要剖析,並為今後的城市空間演化趨勢做出了一些預測。They are ( 1 ) teachers do n ' t offer standard but characteristic, various and creative answers to the questions raised ; ( 2 ) students can raise questions, join in the discussion and express their ideas actively in displaying, discovering and creating ways
四是師生互動領域,包含教師提問的激疑水平,教師能激勵學生積極思考、主動質疑;學生主動提問的發現型、創造型水平。體現提問的三大功能: 1知識的結構化過程; 2分享友人