point saturation 中文意思是什麼

point saturation 解釋
飽和點
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  • saturation : n. 1. 浸透,浸潤。2. 充滿;飽和。3. 【化學】飽和(狀態)。4. 飽和劑。5. 【物理學】磁性飽和。6. 【色】濃度,章度。7. 【商業】(市場的)飽和供應,足量供應。
  1. The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low

    對高貝利特水泥高性能混凝土工作性能的研究結果表明,高貝利特水泥與高效減水劑具有良好的適應性,表現為初始流動度較大,經時損失較小,具有明顯的飽和點且飽和點摻量較小;此外,優質的礦物摻和料如一級粉煤灰能明顯改善hbc混凝土的工作性能;更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作性,這一特性預示著高貝利特水泥更適宜配製水膠比很低的超高強混凝土。
  2. The light saturation point was lower of defoliated plants than that of non - defoliated plants. with reduced light irradiance, light saturation point also decreased

    葉損失植株的光飽和點要低於未受損植株,隨光照強度的降低,植株的光飽和點逐漸下降。
  3. In conclusion, the variable degree of the soil water properties and bulk density in different layers is water content > wilting point > field capacity > saturation > bulk density

    總的來看,各水分特性在剖面各層的變異情況為:含水量>萎蔫含水量>田間持水量>飽和含水量>容重。
  4. So many refugees have arrived that the camps have reached saturation point.

    來了那麼多的難民,營房都飽和了。
  5. It seems that a point of saturation has now been reached.

    現在似乎已達到飽和點。
  6. So many refugees have arrived that the camps have reached saturation point

    來了那麼多的難民,營房都飽和了
  7. When one market reaches its saturation point, we must find new markets

    當一個市場到達飽和點,我們就得找新的市場。
  8. The first order freedricksz transition at saturation point will be studied in this paper

    本文研究在飽和點的freedericksz轉變。
  9. The disturbed state and the saturation state can form bistable state at saturation point

    在飽和點可以形成畸變態和飽和態的雙穩態。
  10. Hedge funds have almost doubled in size since the end of 1998, and they are now targeting retails investors. are they about to reach saturation point

    1998年底至今,對沖基金的規模增長了近1倍,這些基金目前更擴展至以個人投資者為對象。
  11. Dark respiration changed with the same trend of light saturation point. but apparent quanta efficiency was not differentiated remarkably and need to be researched further

    不同處理植株的暗呼吸變化趨勢同光飽和點相同,表觀量子效率卻無顯著差異,其機理還需進一步探討。
  12. When the moisture content is below fibre saturation point, the movement of absorbed water is subdivided into two parts : one is diffusion transfer due to the vapor pressure gradient, the other is moisture movement caused by the pressure fluctuation due to the variation of medium

    在纖維飽和點以下時,木材內部吸著水的遷移可分為:水蒸汽壓力梯度下的擴散遷移和由於乾燥介質壓力的波動而引起的浮動壓力下的遷移兩個部分。
  13. Several flux systems have been studied, especially about the mixed flux system. we found that the use of mixed systems such as k2co3 - b2o3 - naf had greatly decreased the viscosity of the melt, decreased the saturation point and improved the growth quality of the crystal. the flux system naf - b2o3 is favour of decreasing the volatilization and the saturation point of the melt

    對kabo晶體的幾種助溶劑體系尤其對復合助溶劑體系進行了研究,我們發現復合助溶劑體系如: k _ 2co _ 3 - b _ 2o _ 3 - naf有利於減小熔體粘度,降低飽和點溫度,改善晶體的生長性能; naf - b _ 2o _ 3體系有利於降低熔體揮發性和飽和點溫度。
  14. Comparing with full light treatment ( control ), tr, gs, wue and light saturation point were significantly decreased, ci was increased by shading. so far as curve of light response, seedlings of 2 tree species represented higher photosynthetic capability under shading treatments in the ranges of low light

    和對照的全光照處理相比,遮蔭處理顯著地降低了多脈青岡和金葉含笑的蒸騰速率、氣孔導度、水分利用率和光飽和點,細胞間隙co _ 2濃度在遮蔭條件下顯著上升。
  15. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈寬調制( spwm )逆變器供電異步電動機,考慮主磁路飽和時的變頻調速系統整體數學模型,模擬系統的低頻振蕩;其次從逆變器-異步電動機系統能量轉換角度出發,提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  16. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論,在非線性磁場計算中:採用迭代法的情況下,在各迭代循環之間進行磁導率修正時,一個欠鬆弛迭代過程是必需的;對永磁體中的等效電流修正時可以不作欠鬆弛迭代;在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值,會使得插值求出的磁導率在該磁飽和值附近有一突變,這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中,由於微波管磁路比較復雜,作者認為磁體的工作點並不能很好地反映磁體的工作狀態,而採用平均磁能積為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況;要表示磁系統設計好壞的程度,則用磁能利用的效率為標準更好。
  17. Point to above problems, under the financial support of the national natural science foundation ( exploration of high tech and new concept and new conceive ), the excellent young teachers program of ministry of education and national excellent doctoral dissertation special foundation, the static and dynamic real - time computation of elasticity - plastic mechanics, solving method of fuzzy finite element and other problems were studied in this paper. and some achievement was gained as following : ( 1 ) based on the positive definiteness of system stiffness matrix of finite element that was modified and the form of potential energy function of elastic body, the linear system of saturation mode ( lssm ) was introduced into the neural computation of finite element, by which the no - error solving of finite element neural net computation was realized in theory

    針對上述問題,在國家自然科學基金(高技術新概念新構思探索) 、教育部優秀青年教師資助計劃、高等學校全國100篇優秀博士學位論文作者專項基金等的資助下,本文對彈塑性力學問題的動靜態的實時計算、模糊有限元的求解方法等問題進行了系統和深入的研究,取得了以下成果: ( 1 )根據有限元總剛矩陣經修正後具有正定性的特點以及彈性體勢能函數的具體形式,將飽和模式的線性系統(簡稱為lssm系統)引入到有限元的神經網路計算中,在理論上實現了有限元神經網路計算的無誤差求解。
  18. Saturation and capacity change with depth similarly. the nuggets of bulk density and wilting point are very tow, and the nugget of soil water content is decreased with depth

    容重和萎蔫含水量的塊金值都很小,尤其是萎蔫含水量在各層的塊金值都相等,含水量的塊金值隨剖面深度而降低
  19. This means the saturation degree of concrete is different. by means of analyzing the l9 ( 34 ) orthogonal table, the air content is the chief factor, the second factor is water binder ratio and the third is mineral admixture in both high water pressure and low water pressure. the water saturation degree of concrete in damaging point ( e6 / e0 = 60 % ) can be found by measuring the dynamic modulus of elasticity after six freezing - thawing cycles

    採用l9 ( 34 )正交表對水膠比、含氣量和摻合料三個因素進行分析,試驗結果表明:在自然情況下,影響混凝土水飽和系數的主要因素是水膠比,而影響混凝土在鹽溶液中飽和系數的主要因素則是含氣量;在水壓力作用下,無論壓力大小,混凝土水飽和系數的影響次序依次為含氣量、水膠比、摻合料。
  20. The test result shows that the water binder ratio is the chief factor in damaging point. the saturation of concrete and the higher degree of saturation in the surface layer of specimens can be used to explain the damage form of specimens in the freezing - thawing, which include change of relative dynamic modulus of elasticity and weight

    通過測定飽水受凍6次后混凝土試件的相對動彈性模量,可以計算出混凝土破壞時( e6 / e0 = 60 % )相對應的水飽和系數,即極限水飽和系數,試驗結果表明對試件極限水飽和系數而言,水膠比影響顯著。
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