次臨界度 的英文怎麼說

中文拼音 [līnjiè]
次臨界度 英文
subcriticality
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  • : Ⅰ動1 (靠近; 對著) be close to; face; overlook 2 (來到; 到達) be present; arrive 3 (將要; 快...
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首提出了運用高精gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速干擾的實驗方案,統一了計算加速干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。
  2. Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections

    不同類型地貌區二維地貌表面也表現出多域分形特徵,而且隨著觀測尺的增加,每個區間的分維值均表現為依減小,表明外營力作用的影響逐漸被內營力作用所取代:不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區,體現了不同類型地貌表面粗糙性或復雜性的差異,因此分維值大小可作為地貌表面外營力侵蝕作用強的重要指標:利用標區的間斷點和各種地貌類型表面分維值或宏觀效應趨於一致,提出5 - 6km左右可作為地貌的宏觀點,並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。
  3. For the first time, the author puts forward that studying the function of foreign trade should consider both the plus and minus welfare that the foreign trade produce, tries to quantitate the minus welfare, and sets up theoretical model of foreign trade economic welfare. based on what it is studied above, the author discusses the critical point, ultimate point and fluctuant area of welfare that foreign trade produce

    本文從福利經濟學角對我國對外貿易所產生的經濟福利加以計量和研究,首提出了將我國對外貿易所產生的正負福利結合研究的思路,嘗試量化我國對外貿易所產生的負福利,並初步建立了我國對外貿易經濟福利的理論模型,探討我國對外貿易所產生的經濟福利的點,最值點及其變動區間。
  4. Under action of uniformly or polynomial distributed load, upper and lower critical loads of revolving shells ( including conical shells, spherical shells and quartic polynomial shells ) with uniform thickness, linearly, exponentially or polynomial variable thickness were evaluated

    給出了均布或多項式分佈荷載作用下,等厚、線性、指數型或多項式型變厚的圓錐殼、球殼或四多項式型旋轉殼的上、下荷載。
  5. Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage

    在本區瓦斯分帶、已知煤層氣顯示及其組分研究基礎上,探討了低煤級煤層氣的生成機制,指出生成的煤層氣應包括褐煤階段的原生生物甲烷氣、長焰煤?氣肥煤階段的熱成因甲烷氣和煤層埋藏階段的生生物甲烷氣三種成因甲烷氣體;進而論述了煤儲層含氣飽和解吸壓力、儲壓力比、地解壓差等甲烷解吸特徵,實測與理論含氣量、煤層氣資源量與資源豐等煤儲層含氣性特徵。
  6. To analysis the principle of degradation and destruction, a reasonable relationship between the electrostatic potential and 1 - v characteristic parameters is raised ; a computation model for electron trap effect is originally proposed, which leads to a conception of critical trap electron density

    本文首建立了晶勢壘高與伏安特性參數之間的關系,提出了陷阱效應在沖擊老化過程的作用模型,引入了「陷阱電荷密」的概念。
  7. The results of this experiment showed that pressure drop and flow velocity are related in quadratic function ; the effects of opening rate of distributor sad bed height on critical fluidization velocity are rather slight, while the effect of particle size on critical fluidization velocity is very obvious

    得出結論:分佈板壓降和流速成二函數關系;以木屑為原料,分佈板開孔率和床層高液化速的影響不大,粒徑分佈對流化速隨粒徑的增大而增加。
  8. According to deduction and calculation the critical inclination of failure face has a linear relation with the slope angle, a quadratic function relation with the friction angle of failure face, a logarithmic relation with the height of failure part, a negative exponent relation with the cohesion of failure face, and a quadratic function relation with the unit weight of failure body

    通過推導和計算得知,滑面的傾角與邊坡傾角呈線性關系,與破壞面摩擦角呈二函數關系,與滑體高呈對數關系,與破壞面的黏聚力呈負指數關系,與巖體重呈二函數關系。
  9. After that, the multifractal spectra dq - q are computed by fixed - mass method. the results show that in the studied scaling range different types of landscapes and profiles in different directions perform different fractal properties, that is, the d value and crossover length ^ decrease in turns with the landform type from high - moutain, mid - low mountain to basin, and the profile parallel to wear grooves often has lower d values ( < 1. 5 ) than those perpendicular to wear grooves do ( 1. 5 ) in the same section

    提出以地貌分形特點和渡越長為依據的地貌層定方案,研究指出了5km左右應為宏觀點:不同構造地貌區、不同取向的剖線的多重分形譜值域范圍寬窄表現出中低山區高山區盆地區,垂直構造地貌斜坡方向斜交方向平行方向的特點,表明了內外營力作用的不均勻性和方向性。
  10. The impact behaviors of pp / eoc and pp / caco3 were compared. the toughening mechanisms of pp / eoc and pp / caco3 systems are firstly proved to agree well with wu ' s percolation theory. the essential condition occurring brittle - tough transition in two binary systems is that the matrix ligament thickness ( l ) is lower than the critical matrix ligament thickness ( lc ) which is approximate to 0. 095 ? m

    比較ppffioc和ppcacos二體系的增韌行為,發現加入eoc和cacos都能增韌pp ,首驗證了新型彈性體eoc和無機剛性粒子cacos增韌pp的機理符合wu氏逾滲理論,二體系發生脆韌轉變的基本條件是基體帶厚l小於基體帶厚人( 。
  11. The experimental results indicate that when the air flow rate is determined, the key problem for energy saving is how to keep the indoor thermal comfort at a suitable level and reduce the difference between the internal and external temperature of the room. a formula is gained for calculating the critical values of air exchange rate. when ventilating rate is greater than the value, radiating heating is the better way for energy saving, or else, convection method in heating is more suitable

    實測還指出,當通風量一定時,如何保證人體熱舒適不變而減少室內外氣溫差將成為大通風量房間節約採暖能耗的關鍵,本文結合圍護結構傳熱機理,在對三種方式的能耗狀況進行理論分析的基礎上,提出了換氣數的節能值,若換氣數高於此值,則輻射供暖是較好的選擇,否則,散熱器供暖是較好的方法。
  12. During the next decade, criticality safety is faced with many problems, such as storage of fissile material waste, depleted uranium application for criticality safety, regulatory improvement, experiments and benchmarks, burnup credit, dry storage of spent fuels, criticality safety calculations development, consensus on subcritical margins, etc

    未來十年安全將面含易裂變材料廢物貯存、長期地質處置、系統安全分析、貧鈾在安全中的利用、法規改進、安全實驗與基準、燃耗信用的應用、乏燃料元件干法貯存、計算方法改進、的統一標準等問題。
  13. When a < 0, move / v to the right side and look upon it as source term. the calculation result shows that the r indirect method can compute deeper than k indirect method in subcritical system. but the y indirect method has no inner iteration, it ca n ' t ensure the convergence of neutron flux and it will also fail in deep subcritical

    作參數的嘗試插值法把/分情況處理,當由插值法得到的新值大於零時,仍將/放在輸運方程左端作為吸收項,若0 ,則將其移至右端作為源項處理計算表明,該方法比作參數的嘗試插值法算得的次臨界度深一些,但由於沒有內迭代過程,不能保證通量收斂,在深情形下同樣會失效。
  14. Secondly, the influence of temperature and the number of qubits to the entanglement is discussed in the frame work of quantum heisenberg xx model., the results show that the parity of the number of the qubit has the great influence to the properties of the entanglement. for the odd qubit system, the entanglement does n ' t exist in the anti - ferromagnetic region, and the critical temperature increases with the increase of the numbers

    ,以heisenbergxx鏈為模型,研究了多體情況下溫和量子位數對糾纏的影響,結果表明,量子位數的奇偶性對糾纏的性質有顯著的影響,奇量子位系統在反鐵磁區不存在對糾纏,且糾纏的隨著量子位數的增加而升高;偶量子位系統在鐵磁區和反鐵磁區均存在對糾纏,而且糾纏的隨著位數的增加而降低。
  15. Applying strain - energy distributing theory during col1iding and energy ruler during colliding, the paper put forwards the critical velocity equation which rock - mass destroy when colliding occuf, and other severa1 equations to make certain average velocity and motion direction after collide. at the same time, the equation to make certain the value of energy to make rock - mass destroy has been deducted, and on the base of this, the paper brings forward the equation to calculate average diameter after rock - mass falls into pieces by the way of word - cost theory. accordingly, the paper perfectly studies the effect of falling into pieces in the course of landslide colliding

    ( 3 )首應用碰撞過程應變能「分配」原理及巖體破壞的能量條件,導出了滑坡巖體在碰撞時發生破壞的公式及碰撞后滑坡巖體的平均速和運動方向的確定公式,導出了碰撞過程用於巖體破碎的能量計算公式,並在此基礎上,利用功耗原理,提出了滑坡巖體破碎后平均塊的計算關系式,從而較完整地分析了滑坡巖體碰撞的解體破碎效應。
  16. The straight section of secondary air duct for boiler of 600 mw supercritical unit manufactured by dongfang boiler factory is shorter, at the time the measurement of air flow is being carried out by adopting velocity - equalizing tube flowmeter, the required precision can ' t be reached

    摘要東方鍋爐廠製造的600mw超機組鍋爐二風道的直管段較短,採用均速管流量計進行風量測量時,達不道精要求。
  17. It is found that : ( 1 ) for linear slope, redistribution of incoming energy flux in modenumber space depends on both the modenumber of incident waves and the ratio of the slope of incident wave ray to slope of topography ; both the transmitted and reflected energy flux ( only for supercritical linear slope ) focus near one or two modenumbers ; for supercritical linear slope, the energy flux scattering to higher modenumbers becomes larger and the energy flux to lower modenumbers becomes smaller as the slope of incident wave ray comes near to slope of topography ; ( 2 ) for convex slope, energy flux is redistributed in wide - range modenumbers and also show peaks on lower - modenubers and higher - modenumbers ; ( 3 ) for concave slope, energy flux is also redistributed in wide - range modenumbers, but does not show peaks on higher - modenumbers as supercritical linear slope and convex slope do ; ( 4 ) the total energy flux scattering to higher modenumbers is approximately equal to the total energy flux to lower modenumbers for internal waves propagating over both convex slope and concave slope, which means the concave slope is the same efficient to convex slope in scattering energy flux to higher modenumbers ; ( 5 ) for convex slope, the wave ray reflected from near - critical topography can extend to deep ocean and shallow shelf, while for concave slope, the wave ray reflected from near - critical topography can only extend to limited distance, then meet the topography and be reflected again ; generally the shear of the internal waves reflected twice from concave slope is not enhanced while the enhanced shear does also appear before second reflection takes place, the enhanced shear can bring about intense mixing, so internal waves reflected from concave slope can also produce marked mixing near critical slope

    3 、內波在凹地形上傳播時,能通量在模態上的分佈范圍也比較寬,但與凸地形和超線性斜坡地形相比,能通量在高模態上的分佈沒有明顯的峰值。 4 、從總的能通量來講,內波在凸地形和凹地形上傳播時,向高模態散射的能通量與向低模態散射的能通若十地形下內波傳播及內潮生成問題的理論解量近似相等,這意味著二者在向高模態散射能通量方面具有同等效率。 5 、凸地形上點附近的反射,反射波的波射線能夠延伸到深海和陸架,凹地形上點附近的反射,反射波的波射線很快遇到地形發生二反射,一般來講二反射后回到深海的波動其速剪切並不很強,但是在進行二反射之前的區域,速剪切仍然很強,因而內波在凹地形上的反射依然能夠在地形附近區域,產生強的速剪切區,誘發混合。
  18. 1. upon brief reviewing current mathematical and physical models and mechanisms for electrorheological effect, the theoretical analysis of the dielectric relaxation of electrorheological fluids and the frequency - inducing characteristics for electrorheological effect are conducted. based on statistical thermodynamic analysis and osmotic pressure calculating of an electrorheological fluid complex system, phenomenological theory is adopted to evaluated phase reparation characteristics. thus critical factors corresponding to experimental results are introduced

    在簡要評述現有電流變效應模型及機理的基礎上,按非均勻介質對雙相復合懸浮液的電流變效應進行理論分析,研究了電流變效應頻率誘導特性;基於復合系統滲透壓的計算,採用統計熱力學唯象理論,討論了電流變效應的相分離特徵,獲得了與實驗吻合的參數;首將定向滲流模型應用於電流變體體積濃的分析,得出一個描述電流變流體特徵而不隨外加電場變化的體積百分數為0 . 37 。
  19. The experimental results show that : solution, nucleation and crystal growth are a continuous process. the induction effect is not apparent in the ethylene hydrate formation. the kinetic curves of ethylene in gaseous condition are very smooth with second nucleation happened in lower temperature and higher pressure

    實驗結果表明:乙烯水合物生成的溶解、成核、生長的進行是一連續的過程,誘導過程不明顯甚至消失;常規條件下的乙烯動力學為一光滑連續的曲線,在較低溫和較高壓力下會有二成核現象;近條件下乙烯生成水合物頻繁出現二成核現象;超條件下的乙烯由於其特殊的性質而使生成動力學行為變得更加復雜。
  20. Second, to solve the local stability problem of the bar under pressure, a function relationship between the sectional area and the inertia moment is established by using the similar transformation. accounting to the critical pressure stress, iterative formulas are derived which include big, middle and small flexible degree

    ,對于桁架結構中受壓桿件的失穩破壞,本文提出採用相似變換方法找到截面積與慣性矩的關系,根據壓桿的應力分別導出大、中、小柔的迭代公式,設計出壓桿的截面積。
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