degradation factor 中文意思是什麼

degradation factor 解釋
遞降系數
  • degradation : n. 1. 降級;免職。2. 退化;墮落。3. 【地質學;地理學】(地表的)剝蝕。4. 【化學】降解,遞降分解(作用)。5. 【物理學】(能的)退降。
  • factor : n 1 〈英國〉經銷人;(代客買賣收取傭金的)經紀人;代理商;代辦人;〈蘇格蘭語〉 土地經管人。2 要素...
  1. Cycle frequency - based blind beamforming shows the performance degradation due to cfe ( cyclic frequency error ). an improved algorithm is presented in literature 6, which adopting forgetting factor in estimation cyclic correlation matrix would largely depress the sensitivity of cab to cyclic frequency error. by using this method, the improved algorithms of the c - cab and ecab algorithms are presented in this dissertation

    針對基於循環頻率的盲波束形成演算法對循環頻率誤差cfe ( cyclicfrequencyerror )很敏感而導致演算法性能下降的情況,參照文獻[ 6 ]提出的遺忘因子cab演算法,提出了c - cab演算法以及基於特徵空間的盲波束形成演算法( ecab )的改進演算法。
  2. The degradation of the electrical characteristics in sic pn junctions irradiated by neutron is attributed to the recombination centers and the electric field effect on the thermal emission of traps within the depletion region. the relationship of the ideality factor to the applied voltage is theoretically studied

    提出了中子輻照下sicpn結電特性退化的新的理論, pn結耗盡區中的輻照陷階在耗盡區電場的作用下熱發射效應得到加強,從而導致pn結正偏和反偏時的復合電流和產生電流的改變。
  3. Cyclins are important proteins in regulating cell cycle, which form the holo - enzyme complex with cdk as a triggering factor in the cell cycle, the assembly and activation, degradation of cyclin - cdk holo - enzyme complex is the main molecular basis of cell cycle regulation

    細胞周期蛋白( cyclin )是調節細胞周期活動的重要蛋白質,它們與細胞周期蛋白依賴性激酶( cyclindependentkinase , cdk )共同形成的全酶復合體是細胞周期的正性驅動分子。
  4. Many studies have shown that lignin was the limited factor of straw degradation. in this study we screened a strain named b3 from the stem ' s inner bark of bischofia polycarpam airy shaw which yielded high level of ligninase. the strain b3 ' s ability in straw degradation and its effect on the next season crop ' s growth were then studied by making it into microbial agent in the potted experiment

    鑒於此,本論文即從篩選高產木質素酶的菌株入手,結果從重陽木莖內皮中篩選到一株有較高漆酶(木質素酶之一)活性的菌株b3 ,並將其製成秸稈降解劑,模擬大田試驗研究了它對秸稈的降解效果及對后季作物生長的影響。
  5. According to the geological conditions of baise project, erosive bands and joint fissures, f6 fault and grout curtain are fully simulated to establish 3d numerical model of the dam and its foundation. 3d non - linear fem is used to analyze the stress and strain and to appraise the operation state of both the dam and it ' s foundation under different operation conditions. by overloading the upstream water level and reducing rock strength parameter, the dam foundation ' s degradation process is simulated and the damage pattern and paths are determined, and finally the safety factor is determined

    2 、根據百色的地形地質條件,充分模擬了蝕變帶、節理裂隙、 f6斷層、灌漿帷幕等,較為真實地建立了壩體與地基相互作用的整體三維數值模型;採用有限元法對壩體及壩基在不同工況下的應力應變狀態開展分析,評價各工況下壩基的運行狀態;而後採用超載法和綜合法對大壩穩定性進行分析,模擬壩基的漸進性破壞過程,從而得到壩基在超載和強度下降過程中的破壞模式和破壞發展路徑,最終確定壩基超載安全系數和綜合安全系數。
  6. In high - power solid - state lasers, self - focusing is the major factor for degradation of laser beam and limits the maximum laser power available. as stated in lowrence livermore national laboratory ( llnl ) reports, self - focusing, especially small - scale self - focusing, has always been a significant problem in the total design, engineering development, and safe operation of fusion lasers

    在用於慣性約束核聚變( icf )的高功率固體激光驅動器中,自聚焦是使光束質量變壞和限制輸出功率的主要因素,正如美國勞侖斯?利弗莫爾國家實驗室( llnl )的報告所述,自聚焦,特別是小尺度自聚焦,是聚變激光器總體設計、工程研製和安全運行的重要問題。
  7. Nuclear scattering results in the displacement defects in material as well as the deflection of proton from its incident direction ; electronic stopping of protons acts as the most important factor in the degradation of incident proton energy, resulting in electronic effects such as single event upset

    核散射是導致入射質子運動方向改變以及缺陷產生的主要因素,入射質子與核外電子云的作用是高能質子在材料中慢化的主要因素。核反應在宇宙高能質子引起的單粒子效應中有重要影響。
  8. Beginning with the problem of interlaced region between farming and herding, the boundary line of the interlaced region is calculated based on grid with 10km grid ; then the relation among land use of the region, soil erosion and erosion region is analyzed ; based on factor classification, no useful factors were neglected and stepwise regression method was used to analysis the drive of land use change ; fractal method was applied to analysis the degradation of land - use and relation among land use, soil erosion and wind - water erosion zone ; environmental variances are introduced to establish characteristic index of land use change and analysis the effect of land use change on soil erosion

    從農牧交錯帶的實質問題入手,基於10公里網格,計算農牧交錯帶的界限;在此基礎上分析農牧交錯帶的土地利用、土壤侵蝕及與風水侵蝕帶的關系;在因子分層的基礎上,剔除不需要因素,採用逐步回歸的方法,進行土地利用變化驅動力分析;運用分形方法分析土地利用的退化,並分析土地利用與土壤侵蝕的關系,引入環境變量,建立土地利用變化特徵指數,分析土地利用變化對土壤侵蝕的影響。
  9. In the western mountains, water is the principal degradation factor since mountain glaciers are no longer important.

    在西部山區,起減削作用的主要因素是水,山區冰川不重要。
  10. The durability of concrete is one of the key problems in cement and concrete field that many scholars are concerned with. in recent years, the focus of durability research is transferred from single degradation factor to multi ones

    混凝土的耐久性一直是水泥混凝土科學界和工程界最為關注的問題之一,近年來其研究已經從單一劣化因素轉向多種劣化因素對混凝土耐久性的影響。
  11. Long - span bridges service under long - term transportation loads, strength degradation of structure materials because of fatigue cumulative damage is key factor of durability

    大型鋼橋是在交通載荷作用下長期工作的,疲勞累積損傷引起結構材料強度逐漸退化,成為大型鋼橋耐久性的關鍵因素。
  12. [ am. j. physiol. 274, c531 ( 1998 ) ], the effects of fluctuations in the degradation reaction rate and the synthesis reaction rate of transcription factor have been investigated through the numerical computation and the analysis theory

    在smolen等人於1998年提出的確定論模型的基礎上,根據實驗的結果,本文在蛋白質的降解率和蛋白質的基本合成率上分別考慮它們的漲落。
  13. By analyzing the desulphurization solution components, the factor of solution degradation was found that is long term cumulation of thermally stable salt, amino acid and suspended substance etc. in order to solve the present problem for normal and smooth operation, thermal stable salt and impurity from amine solution were analysed, an amine treating unit of mpr company which is movable or on - line has been put to used in chongqing general natural gas purification plant

    為了解決目前脫硫溶液存在的問題,保證裝置的正常平穩運行,對目前脫出胺液中熱穩定性鹽及其雜質的工藝技術進行分析,提出了採用mpr公司的可車載也可在線使用的胺凈化裝置的辦法。
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