衰變表 的英文怎麼說

中文拼音 [shuāibiànbiǎo]
衰變表 英文
decay table
  • 衰 : 衰動詞（衰弱） decline; wane
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  1. While the fruits ripening process was delayed in leetrl antisense fruits. epinastic of leaves in leetrl antisense plants was only occasionally observed, which was not observed in leetr2 antisense plants ; ( 5 ) when treated by exogenous ethylene ( 25ul / l ), the abscission of antisense leetr2 petiole explants was delayed. moreover, leaf epinasty failed to be induced by ethylene treatment c, which suggested that these tissues were insensitive to ethylene

    （ 5 ）植株衰老和葉片脫落延遲，花瓣脫落也明顯的延遲，在轉反義leetr1基因番茄的果實成熟特性被明顯改變，表現在乙烯釋放高峰延遲，果實顏色出現變異，以及和成熟相關的酶活性的改變，然而，轉反義leetr2基因的果實的成熟特性與對照相比無明顯差別。
  2. And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results

    接著，對自適應調制系統中的通道估計問題難點，詳細推導了平衰落通道條件下和選擇性衰落通道條件下最大似然（ ml ）估計和最大后驗概率（ map ）估計演算法，針對平衰落通道，我們模擬了map估計和ml估計的方差與導頻符號長度的關系，模擬結果表明，錯誤方差受多譜勒頻率的變化影響最大，並且對實際的自適應調制系統，導頻符號長度的取值超過20個符號長度時， map通道估計明顯優于ml通道估計。
  3. Couched in mathematical language within the framework of the quantum theory, it gave a satisfying explanation of beta decay.

    如按量子理論的觀點表達為數學語言，就可對衰變作出滿意的解釋。
  4. Given the decay rate of 26al, the lower initial ratio in the chondrules implies that these objects formed between one million and two million years after the creation of the refractory inclusions ( assuming that the radioisotope was indeed homogeneously distributed in the early solar system )

    以鋁26的衰變速率估計，這些球粒的初始比值較低，表示它們是在耐火包體產生后100 ~ 200萬年才形成（假設鋁26在早期太陽系中確實是均勻分佈的） 。
  5. This experiment to adopt the method that paraffin was cut into slices studied the structural growth process on appearance and dissect of pugionium cornutum ( l ) gaertn in germination period and young sprout ; and to adapt wild flower, fruit, seed and cultivated root, stem and leaf of pugionium cornutum ( l. ) gaertn in leaf lushing period and leaf exhausting period from eerduosi city proceeded the research on appearance and anatomies. the result enunciates : the organs of pugiorium cornutum ( l. ) gaertn in root, stem and leaf have started dividing in germination period ; the transporting tissue and storing water tissue in young sprout period has been divided ; the ransporting tissue is flourishing, but the supporting tissue is unflourishing, so the root, stem and leaf of pugionium cormutum ( l ) gaertn is suitable for edibility

    本試驗採用石蠟切片研究了沙芥發芽期、幼苗生長期各器官形態及解剖結構的變化過程；並對采自鄂爾多斯市野生沙芥花、果實、種子及人工栽培的葉片旺盛生長期、葉片生長衰退期的根、莖、葉等材料進行了形態及解剖學研究，結果表明：沙芥發芽期根、莖、葉各器官內組織已開始分化；幼苗期已分化出發達的輸導組織及貯水組織；葉片旺盛生長期各器官具有發達的輸導組織，但機械組織不發達，因此沙芥的根莖葉適于食用。
  6. The activation effect of zn2 + modification, including enhancement of emission intensity, slowing of luminescence decay and increasing of quantum yields, results from the formation of zns shell outside the nanoparticles, which is passivating the surface of nanoparticles, eliminating the surface quenching centers, so as to block the nonradiative transition pathways through these kind of quenching centers

    Zn ~ （ 2 + ）表面修飾在納米顆粒表面形成了zns殼層，鈍化了納米顆粒的表面，消除了表面猝滅中心，阻塞了通過表面猝滅中心進行無輻射躍遷的通道，從而使得發光強度增加，衰減變慢，量子效率提高。
  7. Based on the illustration of the using state of industrial buildings and the present appraisal method of structural reliability, the paper indicates the relationship between structural state and reliability, by analyzing the feature rule and reason of scathe and demolish of steel workshop, and puts forward the basic view of appraisal method of structural reliability. structural state is the external performance of structure ; the decline of structural performance and decrease of the reliability level are shown as the alter of structure state. therefore, the analysis and appraisal of structure state can evaluate the structural reliability indirectly

    論文在闡述我國工業建築使用狀況和現有結構可靠性評定方法的基礎上，通過分析鋼結構廠房損傷、破壞的特點、規律和原因，指出結構狀態與其可靠性之間的關系，並由此提出結構可靠性的狀態評定方法的基本思想：結構狀態是結構的外在表現，結構性能的衰退和可靠度水平的降低一般都可表現為結構狀態的變化，因此通過對結構狀態的分析和評價，可間接地對結構的可靠性作出評定。
  8. Conclusions ( 1 ) subacute senile mouse model can be used in immunosenesence reseach. ( 2 ) cd 137 may be an marker of aging. ( 3 ) the protection to aicd of cd137 decreased, indicate the function of cd137 was unusual. ( 4 ) the effect of d - galactose can modelling the different stage of aging. ( 5 ) the decrease of cd 137 expression on t cell from subacute senile mouse model and the aging mouse were due to the declining of their mrna. ( 6 ) the expression of cd 137 on t cells from from subacute senile mouse model and the aging mouse have a time dependently derease and the peak of cd 137 expression appeared earlier while the aging keep going on

    結論（ 1 ） d -半乳糖致亞急性衰老小鼠模型t細胞cd137分子表達變化規律與自然衰老小鼠相似，造模兩個月後的大劑量組小鼠即可用於衰老個體cd137分子的相關研究。 （ 2 ）模型小鼠cd137分子表達隨衰老的發生發展呈規律性變化，提示該分子可能為t細胞衰老的分子標志。 （ 3 ）即使在衰老狀態下，機體對cd137分于的表達依然具有調控作用，提示兔疫系統的代償能力仍然存在。
  9. It is indicated in the test that the influence of loading to strain in the grout was about in the range of 5 ~ 6m, and very weak beyond 4m. the distributions of strain and bond stress in the grout are attenuated in the minus exponential rule

    試驗結果表明，加載對錨固段內的應變影響范圍大致在5 6m左右， 4m以外很微弱；錨固段注漿體內的應變與粘結應力分佈按照負指數規律衰減。
  10. The peak of cd 137 expression on t cells from aging mouse appeared earlier compared with normal, and the appearance of the early peak was time dependently with aging. ( 2 ) the expression pattern of cd137 from subacute senile mouse was similar to that of the aging mouse. ( 3 ) the death ratio of t cells from aging mouse were higher than that of the normal level. ( 4 ) mrna of t cells from aging mouse and subacute senile mouse was decreased, and mrna from t cells of model mouse seem have a lower quantity than the aging mouse

    提取總rna ，應用rt - pcr方法檢測cd137的mrna水平變化。結果（ 1 ） d -半乳糖致衰老模型小鼠和自然衰老模型的脾臟t細胞上cd137分子表達水平低於正常水平，表達高峰提前出現，隨后表達水平下降遲緩。 （ 2 ）在造模過程中，亞急性衰老模型小鼠cd137分子表達水平逐漸降低，分子表達峰逐漸前移。
  11. The optical rotation in er fluids is studied thoericaly. considering the different attenuation in different direction and the theory of light transmission, i derive the expression of rotation angle as function of the angle 6 ( between the electric vector of linearly polarized light and electric field ) and other parameters on the condition of several appropriates and assumptions

    考慮電場作用下電流變液中不同振動方向的線偏振光衰減不同，根據光波在介質中的傳播理論，推導出光通過電流變液的旋光角與（入射線偏振光振動方向與外加電場方向的夾角）及其它參數的關系表達式。
  12. Abstract : from a universal formula for calculating the attenuation cross section of particles in arbitrary shapes, exact expressions for calcualting the attenuation cross section of polydisperse, small spheroids, whose rotary axes are in specific status, have been derived. attenuation cross sections of both liquid and ice particles in different shapes at different wavelengths in microwave band have been computed and analyzed. the results are informative to microwave remote sensing of precipitation

    文摘:從計算任意形狀粒子的衰減截面普遍公式出發，推導出了小旋轉橢球粒子群旋轉軸處于不同狀態時的衰減截面函數表達式，並計算分析各種狀態下衰減截面隨降水粒子相態、形狀和入射波波長的變化特徵，所得結果可用於降水微波遙感。
  13. The study shows that the early and late seed rains of constructive tree species in evergreen broadleaved forest at chongqing simian mountain had no activity. the bigger the seeds of the species and the earlier or later the seeds of the species matured, the higher the proportion of the seed rain damaged by animals. the quantitative variation of seed rain, active seed rain and seed bank did not take place at the same time. at early time, the number of seed banks of castanopsis fargesii, lithocarpus glabra, quercus myrsinrefolia, castanopsis plasyacantha, cinamomum subavenium. which own more active seed rain increased by geomitric series. the seed banks of castanopsis orthacantha and schima argentea were small, only survived a short time, and did not sprout next year. the quantitative dynamics of seed banks and their increasing or decreasing rates were decided by the proportion damaged by animals, dying speed of seeds and their resistance to pathogens and adverse circumstances, and the state of seed germination

    對重慶四面山常綠闊葉林建群種種子雨、種子庫的研究表明，建群種早期和晚期的種子雨無活力;種子偏早或偏晚成熟及大籽粒的樹種，其種子雨被取食的比例大;種子雨、有活力種子雨、種子庫三者的數量變化不一致;有活力種子雨量較大的栲、石櫟、小葉青岡、扁刺栲、香桂等，其種子庫密度在早期以近幾何級數的方式增長，元江栲、銀木荷種子庫小，存在時間短，翌年無一年生萌發苗;種子庫數量動態、消減率動態決定於種子被取食的強度、種子衰老的速度以及種子對病菌、逆境的抗性和種子萌發的整齊性
  14. The shallow thermocline distributes in the areas of guangdong, guangxi, fujian and vietnam continental shelf, with obviously seasonal variabilily, and at the same time, in the south and middle areas of nanhai, even in winter when there is no thermocline in the coastal area, there also exists the shallow thermocline

    後者廣東、廣西、福建沿海陸架區則與黃、東海相同，表現為季節性溫躍層，有成長、強盛、消衰、無躍層的年周期變化過程。南海深溫度躍層基本屬於水團疊置型，躍層分佈范圍及躍層強度、上界深度、厚度與氣候關系不大。
  15. The simulation result shows that vadose zone can rigorously retard those nuclides with vigorous adsorbility, i. e. the bigger the nuclide decay coefficient is, the more the nuclide is retarded in vadose zone and the less the nuclide concentration in aquifer is, and that the distribution coefficient directive affects the form of the nuclide concentration curve in an aquifer

    數值模擬結果表明：包氣帶對于吸附性較強的核素具有很大的阻滯作用，對于低分配系數的核素阻滯作用較弱；衰變系數對含水層中核素的遷移起到了重要作用，隨著衰變系數的增大，地下含水層中的核素體積濃度逐漸降低，並且分配系數的大小直接影響著核素在含水層中體積濃度分佈曲線的形狀。
  16. The external coating of the aluminum suspended ceiling has adopted the german aluminizing technique and imported pvdf or pe dope. it has the advantages of strong adhesion, acid alkali resistance, corrosion prevention, again resistance and uv resistance

    滾塗鋁天花吊頂表面塗裝採用了德國漢高皮膜鋁化技術及進口pvdf氟或pe塗料，具有附著力強，耐酸，耐堿，耐腐蝕，耐衰變，耐紫外線照射等特點。
  17. 4flowery colors and durability. the extemal coating of the aluminum suspended ceiling has adopted the german aluminizing technique and imported pvdf or pe dope. it has the advantages of strong adhesion acid alkali resistance corrosion prevention, aging resistance and uv resistance. there is a wide range of rourine colors for your selection, we accept customizing orders if necessary

    滾塗鋁天花吊頂表面塗裝採用了德國漢高皮膜鋁化技術及進口pvdf氟或pe塗料，具有附著力強，耐酸，耐堿，耐腐蝕，耐衰變，耐紫外線照射等特點。
  18. The results revealed that the fatigue degradation of the material includes three stages : micro - crack appearing at initial stage, a long process of crack propagation and fatigue. failure of the material after suffering the extraordinary degradation of stiffness

    結果表明，材料的疲勞衰變主要分為3個階段：產生小裂紋的初始階段；損傷累積擴張階段；材料剛度加速退化，疲勞破壞階段。
  19. The sense of this work is to gain a further understanding of helium in the two metals. on the diffusion of helium - 3 in two spherical shell samples made of 21 - 6 - 9 type of stainless steel, during the storage of tritium at the pressure of 6. 13mpa for about 4 and 6 years at room temperature and later exposed to air for another 3 and 1 year. first, a calculation based on the analytical and numerical method to the diffusion and decay theories was developed to evaluate the concentration distribution of helium - 3 by tritium diffusion and decay in the samples

    在不銹鋼氚衰變~ 3he的擴散行為研究中，建立了氚和~ 3he濃度分佈的解析解和數值計算方法，以評估充氚不銹鋼球形容器壁中氚衰變~ 3he的宏觀濃度分佈，同時還用數值計算方法以求解氚和~ 3he的多步擴散行為；對樣品表面逐層蝕刻、同時收集釋放的~ 3he進行分析，分別實測了經室溫條件下在6 . 13mpa高壓氚中貯存4年和6年、空氣中存放3年和1年的兩種21 - 6 - 9不銹鋼球殼樣品內壁中~ 3he濃度分佈；結果表明：由於he在金屬中的不可容性， he原子偏聚于不銹鋼表面以及內部的局部區域，在整體趨勢上， ~ 3he分佈與計算結果相一致，根據理論計算，兩種21 - 6 - 9不銹鋼球殼樣品內壁中~ 3he到達的深度分別為350 m及500 m 。
  20. Physicians should remain vigilant for manifestations of heart failure in patients receiving thiazolidinediones and consider alternative therapies for patients who develop symptoms of heart failure

    醫生應當對接受噻唑烷二酮類治療病人時的心臟衰竭表現保持警惕，一旦發生心臟衰竭應考慮改變治療。
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