時間反轉 的英文怎麼說

中文拼音 [shíjiānfǎnzhuǎn]
時間反轉 英文
time reversal
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 轉構詞成分。
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. The function in text organization is reflected in information prediction, while the function in cohesion manifests in cohesion, including addition, adversative, elaboration, emphasis, causal analysis and temporal relationship

    其篇章組篇功能體現在對信息的預示;銜接功能應在表示添加補充、折對比,闡述總結,加強語氣,因果分析以及關系。
  2. Constructing quantitative model with ordinary differential equations for the cell - cycle control system, it is appropriate to use ordinary differential equations ( odes ), because molecular diffusion, transcription, translation and membrane transport seem to be fast ( a matter of seconds ) compared with the duration of the cell cycle ( hours ). spatial localization of reactions can be handled by compart - mental modelling, in the spirit of pharmacokinetics

    對于這樣的細胞周期控制系統,應用常微分方程是適合的,因為比起細胞周期的(以小計)來,分子擴散,錄,翻譯和膜運輸是很快的(以秒計應用藥物動力學的區域化模型的方法,可以處理應的空分佈。
  3. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆機採用曲柄連桿、游梁式沖擊機構,使鉆機具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進,可為卷揚沖擊,沖程可調,因連桿沖擊機構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸循環的方式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆機效率低下的問題;採用直齒圓柱齒輪差速機構作為主卷揚的雙筒同步機構,既保證了鉆具處于平衡狀態,又大大簡化了該機構設計,降低了成本;該鉆機底盤行走移位採用步履式;鉆塔採用液壓起立,減少了輔助作業
  4. The conversion of observed reflection time to a correct geometrical picture of the subsurface involves a number of steps.

    將觀察的射波換成正確的地下界面幾何圖形,需經過好些步驟。
  5. Viewing from the global tectonics, the authors dynamically described the dialectical relationships between extensions and compressions in time special 4 - d, and pointed out the different tectonic deformation systems corresponding to different tectonic dynamical environments. considering the geological evolution of sichuan basin, from nine aspects, the authors proved that the tectonic dynamical environments of sichuan basin, after its formation, has experienced the early extension, middle transition and late compression environments. correspondingly, as the paper suggests, a considerable attention need to be paid to the comprehensive studies of the early extensional structures, middle inversion structures and the late compression structures of sichuan basin when analyzing its tectonics

    從全球構造著眼,動態地從-空四維闡述了拉張-擠壓構造動力學環境的辯證關系,指出了不同構造動力學環境對應于不同的構造變形系統。結合四川盆地地質演化歷程,從9個方面論證了四川盆地自其形成以來,構造動力學環境曾經歷了早期拉張中期過渡晚期擠壓的過程,相應地在對四川盆地進行構造分析,要注意早期伸展構造中期構造晚期擠壓構造的識別和綜合研究。
  6. Through the input parameters modification, we got the micro process image of latent image formation, which indicate the variation of the number of different particles with time and the transformation relationships between them ; also, we got the dependence of photosensitive process on these parameters. on this condition, all kinds of reactions occurred during the process of a certain carrier are very clear from the analysis of the results

    通過對模擬程序中輸入參數的調整,我們得到了不同勢阱密度下潛影形成過程的微觀圖像,揭示了各種粒子數量隨的變化關系以及它們之的相互化關系,同還得到了每一種粒子在感光過程中的應過程以及它們對整個感光過程的影響。
  7. In contrast, transgenic mice overexpressing gat1 displayed ethanol tolerance, as shown by the righting reflex test. mi ce overexpressing gat1 survived a lethal dose of ethanol ( 9g / kg, i. p. ) longer, maintained locomotor activity longer after a sub - lethal dose ( 1. 75g / kg, i. p. )

    ,在翻正實驗中過量表達gat1的基因小鼠表現出顯著的酒精耐受;與同胎所生的野生型小鼠相比,基因小鼠在酒精緻死劑量( 9g / kg , i . p . )下存活較長;在酒精低劑量( 1 . 75g / kg , i . p . )下維持更長的運動活力,相應的ld50也較高。
  8. Marinate the chicken for 1 hour, turning occassionally

    雞用腌料腌1小
  9. When the sun's rotation sweeps this warped surface across the earth, we detect sudden changes in the polarity of the magnetic field.

    當太陽的自使這個波浪形隔面掃過地球,我們就會探測到磁場極性的突然
  10. Based on the analyses of scheduling strategy and scheduling framework of tao ( the ace orb ), this paper studies the real - time scheduling and management of global priory in droce : how to determine the global priory of the dro ( distributed real - time object ) according to its timeliness and level of importance ; logical presentation and transparent transfer of the global priory ; the consistent mapping from global priory to local server priory ; the prevention of priory inversion, etc.

    本文在分析tao調度服務的調度策略和調度框架的基礎上,研究了分佈實環境下的全局優先級調度和管理:即如何根據分佈實應用的特性和重要程度確定分佈實應用對象的全局優先級別;全局優先級的邏輯表示與透明傳遞;全局優先級與服務器局部優先級的一致性映射;防止優先級等問題。
  11. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化,結果表明:採用普通工藝焊接,葉片焊后殘余拉應力出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊,先焊兩端后焊中的方法可以降低葉片危險區域的焊接殘余拉應力峰值,降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低輪危險區域殘余應力的效果主要與加熱、加熱溫度以及加熱面積成正比,與冷卻面積成比,並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。
  12. Strong and high effective mixing of swzzero gravity particle mixer can meet your demand. two mixing axles make a equal speed and reverse rotation in horizontal tube. oars on mixing axle make the materials do radial motion, circular motion and axial motion. in a short time, the particle can be stirred homoginously. nozzel on cover of tube can be used when the solid is mixed with liquid

    無重力粒子混合機(以下簡稱無重力)以強烈、高效混合而來滿足用戶需求,臥式筒體內兩根攪拌軸等速向旋,攪拌軸等速,攪攔軸上特殊布置的漿葉確保物料徑向、環向、軸向三向運動,形成復合循環,在極短的內達到均勻混合,筒蓋上布置霧化噴嘴供你固液混合使用。
  13. 2. rat orthotopic liver trarlsplantation was performed in the strong rejecter combination of bn ( rtl " ) to lew ( rtl l ). this al1ogenic rejection model was stable and the survival time without immunosuppression agents was less than three weeks ( the average survival time was l 6. 6 i 2. 5 days, n = 5 )

    建立了大鼠bn ( rt1 ~ n ) lew ( rt1 ~ l )原位肝移植同種異體排斥模型,該模博士學位論義基因移hu la個ig誘導大鼠移植肝免疫耐受的實驗研究中文摘要型排斥較為恆定,在不應用免疫抑制劑的情況下,生存期3周(平均生存問人66士2
  14. Each reversal appears to have taken place in a very short time.

    每一次看來都是在極短的內發生。
  15. First, the nonlinear ls problem without constraint is converted to that subjected to inequality constraints by putting constraints on the do as of the received signals and toas of the first arrived signal with geometrically based single - bounce ( gbsb ) statistical channel model and cost - 207 model. then, a penalty function is used in the estimation of ms position

    首先,用基於幾何結構的單次射圓模型和cost - 207模型,對期望定位用戶的各條多徑信號的波達方向和最先到達多徑信號的進行約束,將傳統的解無約束的非線性最小二乘定位問題或近似線性最小二乘定位問題化為解不等式約束的非線性最小二乘定位問題;然後,用內點罰函數法估計移動臺的位置。
  16. Molecular examination and biological observation of transformed plants by growing resistant germinations we got 30 transformed plants. pcr and spot blotting hybridization analysis indicate that hsp70 anti - sense cdna had been integrated into tobacco genome. through observation and measurement we found 12 completely sterile, 9hyper - sterile, 3 partially sterile and 6 fertile and significant differences between them in stamen, height, and fruit weight

    Pcr和點雜交分析表明, hsp70正、義。 dna己經整合到煙草的基因組中。在進行田生物學性狀觀察, 30株基因植株中有12株表現出完全不育, 9株高度不育, 3株部分不育和6株可育;不育植株在雄蕊、株高和果實重量等方面都存在明顯的差異。
  17. In the new environments of china ' s entry into wto, on one hand, as all enterprises are facing different competitive environments and the competition becomes more severe, it objectively requires all enterprises to shorten market response time and make themselves to manufacture according to po ; on the other hand, along with the innovation of new technologies of changan auto and the speedup of new products development, the increase of production scale, the company has the internal demand to establish advanced computer system to enhance the production management level and the site cannibalization & control capabilities, to convert itself to coordinated production and provide flexible technological guarantee for the mixed vehicle production line in the aspects of materiel coordination & product line management, when it builds new product line or rebuilds old product line

    在加入wto的新形勢下,一方面由於企業所面臨的競爭環境發生變化和程度進一步加劇,在客觀上要求企業縮短市場,盡量實現按定單組織生產;另一方面隨著長安汽車技術創新和開發新產品的加快,其生產規模的進一步擴大,在公司內部存在要求在建設新生產線或者改造舊生產線,建立先進的計算機系統,提高生產線的生產管理水平,提高車的現場調度和控制能力,向協同生產變,為多品種的汽車混線生產在物料投放與生產線管理上提供柔性的技術保證。
  18. Increasing ultrasound intensity in the range of cavitation threshold and cavitation peak value, decreasing monomer concentration and increasing the temperature make the induction period shorter. under optimized reaction conditions, the conversion of ba can reach 90 % in 11 min at high n2 flow rate the viscosity average molecular weight of the obtained pba reaches 5. 24 106. the molecular weight of pba varies with ultrasonic irradiation time, indicating that the ultrasonic induced emulsion polymerization is dynamic and quite complicated, polymerization of monomer as well as degradation of polymer occurs concomitantly

    一、實現了無常規化學引發劑存在下的超聲輻照引發丙烯酸正丁酯( ba )歇乳液聚合,制備了pba納米粒子,在11min內化率達到90 ,分子量達5 . 24 10 ~ 6 ,隨的延長而降低,表明超聲輻照引發乳液聚合是一個動態的復雜過程,單體的聚合和聚合物的降解同發生。
  19. Studied the liquid - phase synthesis of butyl acetate from n - butyl alcohol and acetic acid using the supported heteropoly blue as catalyst. examed several factors imposing on esterification. the results revealed : using this catalyst, the reactions conversion percentage reaches nearly 100 %, product yield is 98. 9 %, selectivity is 98. 9 %. reusing it 10 times, the efficiency is still well. in addition, using this catalyst, the reactions temperature is mild, the reaction time is short and the equipment hasnt any erosion. furthermore, there is no “ threewastesdischarge

    對以負載型雜多藍為催化劑的乙酸與正丁醇的液相酯化應進行了研究.考察了影響酯化應的因素.結果表明:以負載型雜多藍為催化劑,酯化化率接近100 % ,收率可達98 . 9 % ,選擇性為98 . 9 % ,重復使用10次催化效果仍好.該催化劑還有應條件溫和、短、對設備無腐蝕、無三廢排放等優點
  20. 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,為科學確定應器的閃速熱解工作溫度范圍及熱解應動力學描述,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,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,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( t ) ,得出了理論推導的充分熱解與最大產油率的熱解相一致的結果,為閃速熱解應器固相滯留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、建立了錐式閃速熱解應器物料滯留( )與速(或頻率)合理匹配理論; ( 6 )提出了錐式閃速熱解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速理論等。
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