起始條件 的英文怎麼說

中文拼音 [shǐtiáojiàn]
起始條件 英文
initial conditions
  • : 起Ⅰ動詞1 (站起; 坐起) rise; get up; stand up 2 (取出; 取走) draw out; remove; extract; pull 3...
  • : Ⅰ名詞1 (最初; 起頭) beginning; start 2 (姓氏) a surname Ⅱ動詞(開始) start; begin Ⅲ副詞[書面...
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  • 起始 : origin; origination; parentage; germ; initiation
  • 條件 : 1. (客觀的因素) condition; term; factor 2. (提出的要求) requirement; prerequisite; qualification
  1. The research results indicated that the ecological effect of rice rhizosphere microbes was not only affected by water regime and nitrogen fertilizer separately, but also affected by the mutual effect of the two factors, in general, n had a dramatic effect in the tillering stage, water regime produced little in the booting stage, during the rice riping stage, the rice was not only affected by water condition and n, but also affected by mutual influence

    氮素因子一般在水稻生長的分蘗期就對水稻根際土壤微生物生態效應有顯著影響,到孕穗期,水分作用,在成熟後期,水稻不僅受到水分和施氮的影響,同時還受到水分和施氮的交叉作用影響。
  2. As we know, inverse techniques make blade ' s profile well compatible with its surface velocity distribution, however, they give designers big challenges that the ideal velocity distribution is hard to obtained and sometimes the non - physical solution, such as double covering of flow field or unclosed profiles, would come out. the proposed design procedure in the paper has avoided the disadvantage mentioned above. in this paper, a quasi - irrotational equation is used to describe the flow in cascade instead of the generally used irrotational equation

    眾所周知,一般的反問題和混合問題的最大特點,是在給定的壓力面和吸力面上的壓力分佈或速度分佈下,直接得到葉片的幾何形狀,它可以使葉型型面與表面氣流參數有機結來;其不足之處在於,對設計者而言,很難給定理想的葉片表面壓力分佈或速度分佈,並且有時會得到一個非物理解,如:得出的初葉型可能會出現前緣、尾緣不封閉的現象。
  3. By investigation on the relationship between period, quantity, extend of ostrinia furnacalis emergence and meteorological factors in qiqihaer, this paper analyzes the factors which effect on period, quantity, extend of ostrinia furnacalis about annual wave. the beginning time of ostrinia furnacalis pupae emergence depends on average temperature in may and june, weather conditions in july decide whether ostrinia furnacalis pupae finish ahead of time ; the beginning time of eclosion is decided by average lowest temperature and precipitation in may and june, and the end time of eclosion is decided by average lowest temperature in june and july, meantime, the length of time of ostrinia furnacalis eclosion and time of grub emergence influence on the extent of ostrinia furnacalis. an important condition of a great emergence of ostrinia furnacalis is that how temperature matchs humidity, which substantially result in reduction of maize output

    本研究項目通過對齊齊哈爾市玉米螟發生期、發生量、發生程度與氣象關系的分析,找出玉米螟發生期、發生量、發生程度年際波動的影響因子: 5 、 6月的平均氣溫決定了玉米螟化蛹開的早晚, 7月的天氣決定玉米螟化蛹是否提前結束; 5 、 6月的平均最低氣溫和降水則決定羽化開的早晚, 6 、 7月的平均最低氣溫又決定了玉米螟羽化結束的早晚;而玉米螟羽化持續時間的長短和幼蟲發生的早晚影響了玉米螟的發生程度;溫濕配合適當與否是促使玉米螟大發生的重要,玉米螟大發生又會引玉米的大幅度減產。
  4. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量下,豎井空腔段下部流速很高,盡管水流螺旋運動引的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕終是工程界關注的重大問題。
  5. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究結果表明:採用高純度的fe2o3有利於獲得高磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒的影響,所以對不同要求的鐵氧體選擇的預燒就不一樣,適當降低預燒溫度有利於獲得較高的磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止頻率,就要適當地細化晶粒、增加晶粒內部的氣孔。
  6. The trip was being accomplished most successfully, and passepartout was enchanted with the congenial companion which chance had secured him in the person of the delightful fix

    人們引吭高歌,翩翩舞,船上又開歡騰來。這一段航程就在這樣順利的下過去了。
  7. Our treatment shows in the raman effect case, mnls solitons, the same as nls solitons, keeps its energy, initial center and initial phase unchanged. however, the raman effect, not the same as nls solitons. reduces its amplitude, widens its width and under the same conditions, the self - frequency shift of mnls soltions is closer to the result of numerical simulation. in the raman effect together with frequency filters case, mnls solitons, the same as nls solitons, keeps initial center and initial phase unchanged and bandwidth - limited frequency filters can make the mean frequency of mnls soltion stand a steady value at the red side of the initial mean frequency, i. e. suppress the self - frequency shift of mnls soltions. and that, the other physical parameters of mnls soltion last stand a steady value. however under the same conditions, the steady value of the mean frequency of mnls soltions is closer to the initial mean frequency and the result of numerical simulation

    有所不同的是, raman效應雖然不改變孤子能量,但會引孤子峰值的下降和寬度變寬,且在同一下, mnls孤子微擾理論得到的自頻移比nls孤子微擾理論得到的更接近直接數值計算結果。有限帶寬的頻率濾波也不引mnls孤子初中心、初位相的改變,選取適當的頻率濾波器參數值能使孤子的平均頻率穩定在初平均頻率的紅側一穩定值,抑制了自頻移,而且孤子的各物理量最後都穩定在一穩定值,這些與nls孤子微擾理論都是類似的。有所不同的是,寬度為飛秒量級下, mnls孤子平均頻率的穩定值更接近初平均頻率,更接近數值計算結果。
  8. Therefore the emergence and development of the culture of science and technology can be traced back to the initial conditions of geography and climate, viewed as the factor of internal fluctuation from the sensitiveness of the random choices of the cognitive subject to the initial conditions. since a culture has a pivotal component as its core, once the culture of science and technology comes into being under nonlinear interactions of the social subsystems, the core component functions in the same manner as order parameter in the self - organization system, immensely attracting, regulating and controlling others under the slaving principle. and thus the analysis provides a nonlinear approach to the needham ' s problem

    對于任何思想文化傳統而言,其形成和延續都有其現實的物質生活的根源,因而,對于科技文化的產生和發展,我們能夠返回到其發生的原點? ?即地理氣候等初,從認知主體的隨機性選擇對初狀態的敏感性方面,視其為科技文化產生的內漲落因素,考察其對科技文化形成的影響;而一種文化之所以稱其為文化,必有其全局控制力的核心因素,科技文化是在社會各子系統非線性的相互作用下形成,其核心因素所發揮的作用就如同序參量在自組織系統中的作用那樣,在支配原理的作用下著規范、引導和支配等效用。
  9. Result and conclusion : there are obvious differences in sprouting, lamina spreading, bolting and " sprout tumble ", three times of " sprouting " and so - called " sprout tumble " and two fast - growing periods for plants in most of the populations in spring and autumn respectively were observed within a year, including mass bolting in may

    結果與結論:半夏各居群在出苗、展葉、抽薹及倒苗期等生長節律方面存在著差異:大部分半夏居群在本試驗栽培下具明顯的3次出苗和3次倒苗現象,並且在年生長期內表現出春秋兩個生長高峰期;從抽薹開花時間看,大部分居群在5月有1個抽薹開花高峰期,但具體和延續時間各居群間存在著較大的差異。
  10. By these new control charts, the steady control limits are able to build when the production begins, the problem is solved that the appropriate control limits are hard to be built by using the traditional shewhart control chart in small batch production environment because enough data can not be acquired

    這種控制圖可以在生產過程一開就根據給定的建立穩定的控制界限,從而解決了傳統的休哈特控制圖應用在小批量生產下數據量不足,無法建立合適控制界限的問題。
  11. The pavement panel, under load and with already existing initial cracking & inherent damaged conditions as well as its cracks & damage, further accumulates and expanses, which lays a foundation for the fissures & breakage ; the surface layer - as the uneven pavement brings about interaction between spring plates which results in impact on the vehicle load, is the main reason speeding up the fissures in the pavement panel

    在荷載作用下,使得已經存在初裂紋和固有損傷的路面板,其裂縫和損傷進一步累積和拓展,為路面的斷裂破壞奠定了基礎;表面層? ?由於路面表面的不平整而引的車板相互作用帶來車輛運動荷載的沖擊,是加速路面板斷裂的主要原因。
  12. In this study, systems of rapid propagation of the cultivars such as d. zingiberensis, d. panthaica and d. composite were setup to find the best way to meet the need of producing, and to establish the base of introduction, breeding and cultivar improvement of foreign dioscorea with high diosgenin ; in addition, there are two strategies to obtain polyploids combining with chromosome engineering : screeding natural mutations and mutation breeding were carred out on d. zmgiberensis. exploratively studies were done on rapid propagation of the three dioscorea plants. the result showed : explants of d. pathaica obtained the appreciate propagation efficency on ms + ba1. 0mg / l + naa0. 1mg / l, ms basic medium containing 6. 0mg - 1 ba, l. 0mg - 1 kt and sucrose at 30gl - 1 or 60g1 - 1 was the appreciate medium for microtuberization

    三種薯蕷屬植物離體再生體系培養的探索試驗結果表明:黃山藥外植體適宜的增殖培養基為ms + ba1 . 0mg / l + naa0 . 1mg / l ,微型塊莖誘導為ms + ba6 . 0mg / l + kt1 . 0mg / l + 3蔗糖,高濃度的蔗糖含量( 6 )能提高微型薯蕷的誘導率,但對其誘導關鍵作用的還是ba的濃度;菊葉薯蕷增殖效果較好的培養基為ms + ba1 . 0mg / l ,以ms培養基為誘導微型薯蕷的最佳選擇,誘導率可達50 ;盾葉薯蕷最適宜的增殖培養基為ms + ba2 . 0mg / l ,在誘導微型薯蕷的實驗中發現,當ba濃度為6 . 0mg / l和8 . 0mg / l時, 15d左右節間處膨大形成綠色圓球狀小塊,但繼續培養其上則開分化芽。
  13. There must be a marine casualty happened every 4 days before 1984, the amount of marine casualty happened at this area corresponds to 1 / 7 amount of the whole changjiang " marine casualty, so mariners gave it a name as " mouth of tiger ". due to the specific geographical condition and the extremely representative vessel traffic management of changjiang yingongzhou channel section, many intelligent people began researching and practicing the vessel traffic management of this changjiang " s down - stream complicated channel section from 1980s, at dec 15th 1984 the authority at that time - changjiang yingongzhou channel section previously ; up to the last years of 1980s ministry management administration applied traffic control on changjiang yingongzhou channel section previously, up to the last years of 1980s ministry of communications assigned shanghai marine college, shanghai ship & shipping research institute and changjiang harbor superintendence administration to make feasibility demonstrate about modern vts of zhenjiang traffic control section ; in 1990 dasha radar station which is the first radar vts station with inner river was finished, groped a new way for applying modern radar traffic control of vessel traffic management ; in 1997 the vtms of changjiang " s down - stream from nanjing to liuhekou was completed with connecting net and came into operation formally, meanwhile the signals of dasha radar station were conveyed to vts center by light cable, and then united applying vessel traffic management upon the whole authorized area ; in jun 2001 jiangsu msa made changjiang yingongzhou channel section as the first experimental group of creating " civilized, safe, passable channel activity, updating dasha radar antenna and receive - transmitter building closed - circuit television monitor system, setting uo safety warning board, starting navigational route reformation, carrying out united construction

    1984以前這里平均每四天就發生一海損事故,事故數占整個長江的1 7 ,被行船人稱為「老虎口」 。長江尹公洲航段緣其極為特殊的地理區位和極具代表性的船舶交通管理,從上個世紀八十年代初就有識之士開了這個長江下游最復雜航段的船舶交通管理探索和實踐。 1984年11月15日當時的長江航政管理局在長江尹公洲水域率先施行交通管制;到八十年代末交通部委託上海海運學院、上海船舶研究所和長江港監局聯合開展鎮江交通管制段建立現代化交管系統的可行性論證; 1990年大沙雷達站? ?內河第一座雷達交管站建成,摸索實施現代化雷達交管的船舶交通管理新途徑; 1997年長江下游南京至瀏河口船舶交通管理系統建成聯網投入正式運行,同時將大沙交管雷達信號通過光纜傳輸至交管中心,統一實施全轄區船舶交通管理; 2001年6月江蘇海事局將長江尹公洲航段作為第一批創建「文明平安暢通航段」活動試點航段,更新大沙雷達天線和收發機,著手閉路工業電視監控系統建設,設立安全警示牌,啟動航路改革,開展聯合「共建」 。
  14. The assay system of the biological activity of lymphotoxin was established using l929 cell as the sensitive target, lt international standard as the positive control and crystal violet staining method to detect viable cell after treated with lt. the best relationship between dosage and effect could be got if the cell seeding density in cell plate was 1. 6 0. 1 104 the dosage of amd was lug / ml, and the starting concentration of dilution in the plate of lt standard was 10 iu / ml with two fold dilution. the credibility of the established system was detected with rhtnfp developed by r & d

    為確定經上述步驟純化后得到的目的蛋自lt 27的生物活性,本研究以l929細胞為靶細胞、淋巴毒素國際標準品為參照,採用結晶紫染色法檢測經淋巴毒素處理后存活的細胞,對淋巴毒素生物活性測定的細胞接種濃度、淋巴毒素標準品板上稀釋的濃度和梯度稀釋的倍數、放線菌素d的使用劑量等進行實驗后,建立了人淋巴毒素生物活性測定方法。
  15. The reason why we integrate them is that k - means algorithm is a mountain climbing method, which is easy convergent to local extremum, and sensitive to the original condition, but its convergent speed is relatively fast, and that genetic algorithm is a random searching method, which can find the whole extremum in a rather big probability, and non - sensitive to the original condition, but its convergent speed relatively slow

    之所以將:二者結合在一,是回為k一均值演算法是一種爬山法,容易收斂到岡部極小值,對初較敏感,但收斂速度較快,而遺傳演算法是卞dl隨機搜索演算法,能夠以較大概率找到全局最憂解,且對們個敏感,但收斂速度較慢。
  16. Interior behavior reflects changes of the system ' s developmental status, which are determined by changes of the system ' s primitive conditions, structure, connection of essential elements and operative mechanism. exterior behavior reflects changes of the system ' s outcome, which are determined by efficiency of the interior operation

    內部行為反映了企業技術創新行為系統的初、結構、要素間聯結、運行機制等方面的變化所引的系統發展水平的變化;外部行為反映了企業技術創新行為系統內部活動的效率所決定的系統產出績效的變化。
  17. And in addition, the paper explores the aspects of internal fluctuation, which is viewed as the random choices of the cognitive subject, how it is depend on the initial conditions and is enlarged by the method of positive feedback with step by step on the views of the nature, material outlook and thought modes. what ' s more, under the controls of the nonlinear interactions, the paper respectively explores the development principle in the culture of technology and science between the west and the east on the aspect of attractors and the order parameters, which result from the cooperation and competition. finally, the paper correctly formulates the different value preference in accord with the attractors and the order parameters, and focuses respectively on the traditions of the eastern pragmatic preference and the western contemplative preference and technological preference

    在此基礎上,從東西方科技文化的發生和源入手,從耗散結構的觀點出發,考察了認知主體的隨機性選擇這種文化的內漲落因素,是怎樣依託于各自不同的初?地理氣候,在自然觀、物質觀和思想模式方面一步步得到正反饋式的放大;進而,在文化系統內部種種非線性的相互作用下,從競爭和協同所必然產生的序參量和吸引子兩個方面,分別考察了東西方科技文化不同的發展規律,聚焦東方的實用化取向和西方的思辨化、技術化取向的影響機制,從它們在不同時期所發揮的不同作用正面回答了「李約瑟難題」 。
  18. On the basis of deep research of its working principal, basic algorithm and error spread character, the gyro constant drift, acceleration zero error and constant initiation error of static pedestal strapdown inertial navigation system are quantitatively analyzed. furthermore with the medium precision inertial navigation device as the simulation object, we made some mathematical simulation

    詳細研究了捷聯式慣性導航系統的工作原理、基本演算法和誤差傳播特性;對靜基座下捷聯慣導系統中陀螺常值漂移、加速度計常值零位誤差和常值初誤差引的系統誤差進行了定量分析;以中等精度的慣性器構成捷聯慣導系統作為模擬對象,進行了數字模擬。
  19. It reproduced what had happened over the courses of the decades in question as much as 50 % more accurately than the results of runs based on arbitrary starting conditions

    它對數十年來氣候變化的預測數據要比基於想當然的起始條件得出的結果準確高50 % 。
  20. With the growth of township as its research object, it will be of positive practical significance in deepening and extending the theory about studies of township by adopting the theory of economic growth and by measuring the growth of the township through small towns will grow as research, the introduction of the theory of economic growth through economic growth and social development

    本文認為:小城鎮作為一個生命有機體,其成長是經濟增長和社會發展的綜合體現,生產力發展是小城鎮源和成長的根本動力。初的非均衡,奠定小城鎮成長差異的基礎,但外生制度安排可以打破資源稟賦對小城鎮成長的影響而形成不確定的演化路徑。
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