near-critical 中文意思是什麼

near-critical 解釋
近臨界的
  • near : adv 1 近 接近 鄰接 (opp far)。2 〈口語〉幾乎 差不多 將近。3 節省地。prep 接近 在…的近旁;快要。...
  • critical : adj 1 批判的,批評的;(在某方面)有鑒定力的 (in)。2 吹毛求疵的;愛挑剔別人的 (of about)。3 ...
  1. Based on the bedding features of weak intercalations in sandstone plates near the top of underground cavity, the probable failure scale of bedding sliding, the probable settlement, the folding places and the critical length of sandstone beams are computed seperately, then the stability of underground cavity is analysed

    針對地下工程頂部層狀砂巖中存在順層發育軟弱夾層的情況,分別對開挖后可能出現的層間滑動破壞范圍、巖板的沉降、折斷和臨界長度進行計算,並分析其穩定性。
  2. The his - tagged peacl - gfp purified from the supernatants could polymerize into green fluorescent filamentous structures with diameter, length and shape being identical to that of muscle f - actins, which could be labeled by tritc - phalloidin ( a specific agent for staining actin microfilaments ), and were identified as having a 9 nm diameter by negative staining, corresponding with that of the muscle f - actins ( 7 - 10 nm ). under polymerization conditions, his - tagged peacl - gfp polymerized with kinetics similar to those of skeleton muscle actin, that is, an obvious lag nucleation period at the beginning of polymerization and an s - like typical polymerization curve could be obtained. the critical concentration is 0. 75 umol / l near to that of chicken muscle actin ( 0. 56 umol / l ) under the same condition

    熒光標記結合熒光顯微觀察表明:從可溶性上清中純化的his - taggedpeac1 - gfp聚合形成的微絲不僅可以直接在熒光顯微鏡下觀察,也可被微絲的特異標記物鬼筆環肽所標記,而且其直徑、長度以及形態上與已知的聚合肌動蛋白熒光絲一致;電鏡負染的結果進一步證實其直徑為9nm ,與傳統微絲直徑相當( 7 ? 10nm ) ;聚合曲線有明顯的停滯期,為典型的s型聚合曲線,聚合臨界濃度為0 . 75 mol l ,這一結果與已有報道相似。
  3. Study on condensation performances of carbon dioxide near critical zone

    2在近臨界區的冷凝特性研究
  4. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關,因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息,對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變,磁性相變,超導相變等及臨界點附近的標度規律。
  5. By structure the bounded cubic systems in the plane, we prove that : 1 ) the system ( 1 ) have distribution of critical point with 5 - 4 ( 5 critical points with index + 1 and 4 critical points with index - 1 ), 3 - 2, 2 - 1, + 1 ; 2 ) the bounded cubic systems in the plane which has only one critical point with index + 1 have at least 11 structures ; 3 ) the distribution of finity critical points of bounded cubic systems with same topological structure near the equator have different struction

    摘要通過構造有界的平面三次系統,證實了( 1 )其有限奇點的5 4 ( 5個奇點指標為+ 1 ,另4個奇點指標為1 ) 、 3 2 、 2 1 、 + 1四種分佈均可實現; ( 2 )僅有一個指標為+ 1的有限奇點的有界三次系統至少有11種類型; ( 3 )赤道附近軌線拓撲結構相同的有界三次系統它們有限奇點的分佈可以有不同類型。
  6. Cfd calculation for resistance of a ship moving near the critical speed in shallow water

    淺水中船舶水動力特性數值計算
  7. Charge qs was located near the interface of silicon and oxide. with more charge, the field of buried oxide was improved up to the critical breakdown field basis on entirely continuity of electric displacement vector, and then the vertical breakdown voltage was raised. the comparisons between analytical and simulative results proved its availability of this model to interpret the vertical blocking mechanism

    該模型認為,將界面電荷qs引入i層si / sio2的si界面,根據電位移矢量的全連續性,界面電荷qs越多,使i層內電場增加,直至sio2的臨界電場,從而提高縱向擊穿電壓vb . v ,很好得解決了器件的縱向耐壓問題。
  8. On the basis of zakharov equations in frame of strong turbulence, it is shown that langmuir waves excited by transverse pumping plasmons near critical surface may collapse, leading to the formation of density cavity due to ponderomotive force

    從圖像中可看出,激光與等離子體的相互作用導致橫波與朗繆爾波之間出現的能量均分現象和密度空穴。
  9. 2. systems analyzed on the design principle of near - earth orbit, regression orbit, stationary orbit, critical orbit and construction orbit. base on this, a orbit design model is given

    2 、系統研究了近地軌道、太陽同步軌道、回歸軌道、靜止軌道、臨界和凍結軌道的設計原理,在此基礎上,建立了軌道設計模型。
  10. Airport expansion projects often require the present and movement of construction labor and equipment near critical airport traffic areas

    機場擴建計畫通常需要將勞工及作業機具配置或移動在靠近機場交通的重要區域。
  11. The condition of ethylene ( temperature and pressure ) to form hydrate is very special. it covers normal gaseous area, near - critical area and supercritical area

    乙烯水合物的生成條件非常特殊,它在常規氣相區域、近臨界區域和超臨界區域都能夠生成水合物。
  12. Re = 200 is just beyond the critical reynolds number of mode a. the numerical results of the present paper indicate that the near wake at this supercritical reynolds number is in three - dimensional quasi - periodic laminar state with transitional behaviors

    Re = 200是剛超過模式a的臨界雷諾數,計算結果表明,此時近尾跡流場處於三維準周期層流狀態。
  13. Nasa on wednesday cleared the space shuttle atlantis for a thursday landing attempt in florida, confident that unidentified objects spotted near the spaceship did not result from heat shield or other critical equipment damage

    美國宇航局在星期三批準宇宙飛船"亞特蘭蒂斯"于星期四在佛羅里達的著陸嘗試,在太空飛船附近的發現的不明(脫落)物體已證實不是由於隔熱瓦或其他關鍵裝備損傷引起的
  14. This segregation behavior of sn accords with the mechanism of non - equilibrium segregation. it can be obtained through the theoretical calculations that the critical time of sn non - equilibrium segregation is 124 seconds at 750 and the critical cooling rate is 8 / s when cooling from 1320. it is suggested that controlling the cooling rate during continuous casting to avoid the critical cooling rate ( 8 / s ) and avoiding high stress near the trough temperature ( 750 ) may control the form

    通過研究殘留元素sn的偏聚機制及其對o . 15wt . % c鋼熱塑性的影響,對試驗鋼進行脆性預測:建議在該鋼的連鑄過程中彎道矯直溫度盡量避開塑性谷底溫度750 ,二冷區的冷速盡量避開臨界冷卻速率8 / s ,從而可以減少該低碳鋼連鑄坯表面裂紋和橫向裂紋,提高其成材率。
  15. Professor keqing xia is a leading scientist in the studies of fluid turbulence and also an expert in the studies of polymer solutions near critical points

    夏克青教授是流體湍流領域中傑出的科學家,同時也是研究近鄰界點的聚合物溶液方面的專家。
  16. With the decoupling average technique and high - temperature approximation, we obtain the graph of the system magnetization evolving, which clearly exhibit the critical slowing phenomena of xy model near the phase transition region

    運用退耦平均技術,在高溫近似下數值模擬得出的平均磁化強度的時間演化,清楚地展示了xy模型在相變發生區域內的臨界慢化現象。
  17. Because of these characteristics, the variable stiffness sma bearing used in rotor system can be designed, and then the stiffness of system can be varied by active control technology when the rotate speed of system is near the critical rotate speed to reduce the maximum vibration amplitude of rotor system

    利用這些特性可以設計出用於轉子系統的可變剛度支承,通過結合主動控制技術,在臨界轉速附近改變系統剛度,從而降低系統在臨界轉速時的最大振幅。本文研究利用形狀記憶合金對轉子系統振動進行主動控制。
  18. 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,但與凸地形和超臨界線性斜坡地形相比,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 、凸地形上臨界點附近的反射,反射波的波射線能夠延伸到深海和陸架,凹地形上臨界點附近的反射,反射波的波射線很快遇到地形發生二次反射,一般來講二次反射后回到深海的波動其速度剪切並不很強,但是在進行二次反射之前的區域,速度剪切仍然很強,因而內波在凹地形上的反射依然能夠在地形附近區域,產生強的速度剪切區,誘發混合。
  19. For the single point suspending system, the double loops - pid control algorithm is given, the asymptotic stable range of the coupling system and vibration caused by the hopf bifurcation near the critical state and the nonlinearity of the system are researched first

    針對一維單點問題,給出了雙環pid控制演算法,研究了單點懸浮控制系統的漸近穩定性、 hopf分岔點附近的振動特性和非線性振動的幅頻特性。
  20. The 31 kinetic data of hydrate formation in gaseous, near - critical and supercritical condition and 4 solubility data were measured

    實驗測定了乙烯在常規氣體、近臨界、超臨界三種不同條件下的31組水合物生成動力學數據和4組乙烯溶解度數據。
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