相對吸收系數 的英文怎麼說

中文拼音 [xiāngduìxīshōuxìshǔ]
相對吸收系數 英文
relative absorption coefficient
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 吸 : 動詞1 （把液體、氣體等引入體內） inhale; breathe in; draw 2 （吸收） absorb; suck up 3 （吸引） a...
  • 收 : Ⅰ動詞1 （把攤開的或分散的事物聚集、合攏） put away; take in 2 （收取） collect 3 （收割） harvest...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 相對 : 1. （面對面） opposite; face to face 2. （非絕對的） relative 3. （比較的） relatively; comparatively
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The study is imitating subulate tool penterite armor fabric by method of test for puncture of paperboard and corrugated fiberboard, and to ascertain the laver of armor fabric for absorb energy and arrestment, and any difference angle to compare the rank of defying ball, for understanding the sharp to the rank of annor fabric defy penterite energy, and penterite deep, the lose energy relation of sharp

    摘要本研究是以沖孔強度試驗機測試，模擬尖錐利器攻擊穿刺防彈衣，且對于防彈衣層數間的阻抗作用及能量吸收的情形，並對各種不同角度的抗彈織物疊層排列作相互比較，進而?解尖錐對防彈衣的抗穿透層數之能量及穿透深度、錐度之能量耗損之間關系。
  2. The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 ， al2o3 ， b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze

    採用發射光譜儀對進口低溫透明釉進行半定量分析，並用原子吸收光譜儀測定其陶瓷製品的鉛、鎘的溶出量，分析化學成分對鉛、鎘溶出量的影響.結果表明，進口低溫透明釉採用低鉛配方不能解決鉛溶出量的超標問題，只有採用無鉛釉才能解決.探討用氧化鋰和氧化鍶等新型熔劑完全代替氧化鉛的工藝，研究釉料中氧化硅、氧化鋁、氧化硼和各種金屬氧化物的含量，對釉的線膨脹系數、熔融溫度和透明度等性能的影響.分析坯料、釉料的線膨脹系數及其相互關系和釉料制備的工藝，研製出優質的1000 1050低溫無鉛透明釉
  3. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施：根據本實驗室近來研製的吸波材料，建立了吸波材料的相關數據庫；構造了能真實體現「薄、輕、寬、強」優化目標的目標函數；根據材料的實際數量以及塗層厚度精度要求、吸收劑體積分數精度要求，建立了能動態擴展相應碼長的自適應編碼方法；首創了通過動態跟蹤變量的約束條件來控制塗層總厚度的解碼技術，以此實現了在不弱化寬頻、高強的吸波性能目標的同時，兼顧到薄層、輕質的使用性能要求；在解碼時通過動態跟蹤厚度變量的約束條件，實現了多層單組分吸波塗層對重量輕的要求；通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件，實現了多層多組分吸波塗層對重量輕的要求；使用權重系數變化法，實現了吸波塗層的分頻段吸波性能要求。
  4. The result of experimentation on coupling effect of water and fertilizers on spring corn in the three gorges reservoir area indicate that water stresslead the effect low of highness and lai, and the most effect is made in shooting stage ; it has a significant positive correlation between the yield of corn and biomass, and hasn ' t none significant positive correlation between the yield of corn and the weight of roots ; the coupling effect of water and n is significant, but the coupling effect of water and k is not significant, the maximum yield of corn condition fitting - water and medium n, corn absorbs n has a threshold value during the growth, and using superfluous n is able to prick up soil drought and crop drought ; water is the leading factor which effects the yield of corn, next is n and k

    摘要三峽庫區春玉米盆栽水肥耦合試驗研究結果表明，水分脅迫導致玉米株高和葉面積指數降低，以拔節期受到影響最大；玉米產量與生物量呈顯著正相關關系，產量與根重無顯著正相關關系；水氮耦合效應顯著，適宜水分和中氮處理下玉米的產量最高，玉米生長發育對氮肥的吸收存在一定的閾值，過多施用氮肥會加劇土壤乾旱和作物乾旱，水和鉀耦合效應對玉米產量影響不顯著；水分是影響玉米產量的主導因素，其次是氮效應和鉀效應。
  5. An popular notion of decoupling degree for analysis and judgement is given in this paper. it is based on the investigation of the predecessor, such as bristol ' s relative amplifying method which assessed the coupling degree according to the value of that departed from 1. but when the value was negative, the interacting extent was more serious than the value which was consumedly bigger than 1

    本文提出了一種對分析與判斷解耦系統有普遍意義的耦合度新概念，是在吸收前人許多研究成果基礎上加以改進與完善的，如bristol提出相對放大系數_ （ ij ）的方法，以_ （ ij ）偏離1的大小來判斷耦合度的大小，但實際上， _ （ ij ）為負數時，系統耦合的情況遠比_ （ ij ）大大超過1的情況嚴重得多。
  6. We study the time evolution law of the atomic response in an open - type inversionless lasing system when the probe or driving field is off - resonance, and compare the law with that obtained when the probe and driving fields are resonant. we find that the detuning has considerable effects on the time evolution law : when the probe or driving fields is off - resonance, the dispersive responses for the probe and driving fields are no longer 0 and the two - photon coherence is no longer a pure real ; the variation of the probe detuning can make the time evolution law of the population distributions and the gain ( absorbtion ) of the driving field changing obviously ; with detuning increasing, the time evolution behavior of the gain ( absorbtion ), dispersion of the probe field and the two - photon coherence will gradually diviate from the evolution law of the standard damped oscillator ; with the driving detuning increasing, the oscillating time of the dispersion of the driving field becomes longer, the amplitude and the stationary value increase

    研究了探測場或驅動場失諧情況下開放的型無粒子數反轉激光系統中原子響應的時間演化規律，並與探測場和驅動場都共振時的演化規律進行了比較.我們發現失諧對時間演化規律有顯著的影響;當驅動場或探測場失諧時，原子對探測場和驅動場色散的響應不再為零，雙光子相干不再是純實量;探測場失諧的變化將使粒子布居和驅動場增益（吸收）的時間演化規律明顯改變;隨著失諧的增大，探測場增益（吸收） 、色散和雙光子相干隨時間的演化行為逐漸偏離標準阻尼振子的演化規律;驅動場色散驅動場失諧量的增加而振蕩時間變長，振幅和穩定值變大
  7. In this thesis, after analyzing corporate capital, corporate capital system, the advantage and disadvantage of three kinds of corporate systems, the author used methods such as “ the law of barrel ”, “ cost - benefit ”, mathematics equation and so on with innovation to analyze three principles of corporate capital ( confirming, maintaining and unchanging ) and the applying effects of three corporate capital systems in different social environments. it is found that statutory capital system is favorable to increase the cost of setting up and running a company, to prevent some one with bad intention from corporate economical deception and upsetting the social economic order. but with the completion of the relevant social systems, the cost of corporate economical deception is increased ; the events of corporate economical deception and the destruction influence can be lowered down

    本文在分析公司資本、公司資本制度內涵及三種資本制度優缺點的前提下，創新地運用經濟學的「木桶原則」 、 「成本?效益」和數學方程式等方法，分析公司資本的確定、維持、不變三原則和三種資本制度對不同社會環境的適用效果后，認為法定資本制有利提高設立、運營公司的成本，阻止一部分惡意人員利用公司進行經濟詐欺，擾亂社會經濟秩序，但隨著相關社會制度體系的完善，相關制度體系提高了惡意人員利用公司經濟詐欺的成本，減少了經濟詐欺的行為與損害後果，這時，法定資本制度保持原有設立、運營公司的高門檻就顯得不合理，其阻礙社會資本進入公司發展的副作用就突出了;而折衷、授權資本制對公司設立、運營的成本依次降低，更有利於公司吸收社會資本發揮經濟推動作用。
  8. Finite difference time - domain method is used to calculate the reflection for these probes and absorbing boundary condition is used to deal with the singularity in the axis of the coaxial - line in the simulation. by comparing the reflection of different probes, the best probe has been selected according to sensitive requirement. the influence of parameters : such as thickness of protective film, length of protruding inner conductor of the coaxial - line probe to the measurement has been studied

    通過時域有限差分法進行數值模擬分析，並採用吸收邊界處理同軸線軸心奇異點，計算出各種探頭測量相同溶液的反射系數，根據其測量的靈敏度，選出最優設計；並通過分析所選探頭的各種設計參數，如薄膜厚度、內導體伸出長度等的變化對測量結果的影響，找出該探頭各參數的最佳范圍，使其具有高度靈敏性，以適用於測量化學反應溶液的介電常數。
  9. On the loess plateau, water is the main limiting factors for vegetation growth. root distribution characters have special ecological meaning as it reflected the utilizations of trees to the environments. even - aged stands of robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation. investigatiing results showed that indicated that on all sites, root biomass decreased with depth, and the distribution depth of fine root was deeper than that of coarser root. the results of variance analysis indicated that there were great differences in root biomass among different diameter classes, and coarser root was the main sources of variance, and the root biomass, especially fine root ( < 3mm ) biomass on northern exposition sites was bigger than that on southern exposition sites. analysis of the vertical root distribution parameters, root extinction coefficient, indicated that the value of on northern exposition was more than 0. 982, while the value of on southern exposition was less than 0. 982, which indicated that the vertical root distribution depth of robinia pseudoacacia on southern exposition was deeper than that on southern exposition. and the distribution depth of fine roots ( < 1mm ) was deeper than that of thicker roots ( < 3mm ), which was in favor of the uptake of water and nutrients from deeper layers, helped the trees to adapt the arid environment, and promoted the growth of the upper parts of the tree

    在中國西北黃土高原地區，水分是樹木生長發育的主要限制因子.根系分佈特徵由於反映了樹木對環境條件的利用程度而具有更加特殊的生態意義.本研究選擇陽坡和陰坡不同立地上年齡一致的刺槐林調查了根系分佈特徵.根系垂直分佈特徵的調查結果表明，在所有立地上，根系生物量隨著深度的增加而降低，其中細根的分佈深度大於粗根的分佈深度.方差分析結果表明:不同立地上不同徑級根系的分佈特徵也有明顯的差別，粗根是差異存在的主要原因，陰坡立地上的根系生物量，特別是細根生物量大於陽坡立地上的.對根系消弱系數的分析結果表明，陰坡立地上的根系消弱系數大於0 . 982 ，而陽坡立地上的根系消弱系數小於0 . 982 ，說明陰坡立地上刺槐根系的生物量在深層土壤中的分佈相對量更大一些.其中細根的根系消弱系數大於粗根的，這種根系分佈特徵有利於根系對深層土壤水分養分的吸收利用，進而促進樹木地上部分的生長發育.圖3表3參15
  10. Abstract : on the loess plateau, water is the main limiting factors for vegetation growth. root distribution characters have special ecological meaning as it reflected the utilizations of trees to the environments. even - aged stands of robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation. investigatiing results showed that indicated that on all sites, root biomass decreased with depth, and the distribution depth of fine root was deeper than that of coarser root. the results of variance analysis indicated that there were great differences in root biomass among different diameter classes, and coarser root was the main sources of variance, and the root biomass, especially fine root ( < 3mm ) biomass on northern exposition sites was bigger than that on southern exposition sites. analysis of the vertical root distribution parameters, root extinction coefficient, indicated that the value of on northern exposition was more than 0. 982, while the value of on southern exposition was less than 0. 982, which indicated that the vertical root distribution depth of robinia pseudoacacia on southern exposition was deeper than that on southern exposition. and the distribution depth of fine roots ( < 1mm ) was deeper than that of thicker roots ( < 3mm ), which was in favor of the uptake of water and nutrients from deeper layers, helped the trees to adapt the arid environment, and promoted the growth of the upper parts of the tree

    文摘:在中國西北黃土高原地區，水分是樹木生長發育的主要限制因子.根系分佈特徵由於反映了樹木對環境條件的利用程度而具有更加特殊的生態意義.本研究選擇陽坡和陰坡不同立地上年齡一致的刺槐林調查了根系分佈特徵.根系垂直分佈特徵的調查結果表明，在所有立地上，根系生物量隨著深度的增加而降低，其中細根的分佈深度大於粗根的分佈深度.方差分析結果表明:不同立地上不同徑級根系的分佈特徵也有明顯的差別，粗根是差異存在的主要原因，陰坡立地上的根系生物量，特別是細根生物量大於陽坡立地上的.對根系消弱系數的分析結果表明，陰坡立地上的根系消弱系數大於0 . 982 ，而陽坡立地上的根系消弱系數小於0 . 982 ，說明陰坡立地上刺槐根系的生物量在深層土壤中的分佈相對量更大一些.其中細根的根系消弱系數大於粗根的，這種根系分佈特徵有利於根系對深層土壤水分養分的吸收利用，進而促進樹木地上部分的生長發育.圖3表3參15
  11. Based on the observation data such as coads and soda, the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ), heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data, the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides, the effect of seasonal variation of wind stress, ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied, using both ideal model and complex model

    本文根據coads 、 soda等實際觀測資料，較全面的分析了熱帶印度洋主要的氣候特點，並研究了海表面溫度（ sst ） 、熱收支與海洋動力、熱力過程的聯系；利用全球海洋環流模式較好地模擬出熱帶印度洋的季節和年際變化；基於熱力學方程和海洋環流模式輸出結果，探討了熱帶印度洋sst和北印度洋熱量收支的季節和年際變化機制，進一步揭示了海洋動力過程在北印度洋熱平衡中的重要作用；在此基礎上，利用理想化的數值試驗與數值模擬結果相結合的方式，證實了風應力的季節變化和ekman抽吸，以及水平熱量擴散系數對北印度洋海洋環流和熱收支的影響。
  12. The performance of the pbg antenna using the new pbg cover together with a pbg substrate is studied by the fdtd method together with the pml boundary treatment. the numerical results show that a more focused beam radiated in the broadside direction is achieved. the gain of the pbg patch antenna in the forward direction is improved by about 6 db. the radiation directivity is improved significantly and reaches 11. 5 db, which is 0. 4 db less than the maximum value that is allowed physically for this size of the antenna ( this difference is about 4. 1 db less than the difference achieved by thevenot et al.,

    用fdtd方法並結合pml吸收邊界條件，我們對加了這種新的覆層結構並且基底鉆孔的復合結構電磁（光子）晶體貼片天線的性能進行了研究，結果證明加了這種新的電磁晶體覆層結構以後，天線的波束收攏很多，並且向前輻射的增益大大提高，與普通天線相比，天線的e面和h面方向圖上向前輻射的增益均提高了約6db ，另外，該復合結構天線的方向性系數達到了11 . 5浙江大學博士學位論文db ，與該物理尺寸天線的方向性系數的理論極限值（ 11 . 9db ）相差0 . 4db ，該差值比thevenot等人設計的電磁晶體覆層天線的相應差值減少了約4 . 1db ，比qiu等人設計的電磁晶體天線的相應差值減少了約1
  13. The variation of the film composition can be monitored by using the method of spectrum analysis during the film deposition ( for the intensity of the persistent line is proportional to the particle density of the element in the vacuum chamber ). the measurement of the transmission spectrum of the film on a transparent substrate can be used to calculate the film parameters, such as refractive index, extinction coefficient and the thickness of the film. therefore, the combination of the two methods would be helpful to on line monitoring the film constituents and the optical paramenters in the preparation of thin films

    在制備薄膜的過程中，利用光譜分析的方法，以放電光譜特徵譜線強度的變化來反映相應物質成分的變化，以連續光譜光源發出的光透射過薄膜的透射率的變化，來反映薄膜的厚度、折射率、吸收系數等光學參數的變化，從而達到在制膜過程中，對薄膜的成分、厚度等參數進行在線監控的目的
  14. In field study, the expenment on nitrogen transport and transformation in soils with different irrigation ( with both ground water and sewage effluent ) and fertilization levels has been conducted. with considenng the n - uptake, nitrification and demtrification processes, a model for describing no2 - - n transport and transformation in unsaturated soil has been applied. results show that, the n03 + - n accumulating in soil is contributed more by fertilization but lees by irrigation with sewage effluent, and the model can be used to simulate no3 - - n transport in soils

    在室外進行了不同清污水灌水量與施肥條件下氮素遷移轉化試驗，同時進行了考慮根系吸收，硝化和反硝化的田間非飽和no _ 3 ~ - ? n遷移轉化模型的數值模擬，研究結果表明與施肥相比，污水灌溉對土壤中no _ 3 ~ - ? n累積的貢獻較小，所建立模型可用於模擬no _ 3 ~ - ? n在土壤中的遷移。
  15. Through such division, the author gives out scientific analysis and results on the chronological sequences and evolving process. part four : stage division. combined with porcelains excavated in henan province, the author divides white porcelains into four stages : the first on is from northern qi to sui dynasty, i. e. 575 a. d. to 617 a. d., sum to 105 years ; the second is from the early to prosperous tang dynasty, i. e. 618 a. d. to 766 a. d., sums up to 148 years, the third one is

    在詳盡佔有出土白瓷材料和吸收前人相關研究成果的基礎上，本文首先對所收集到的河南地區出土的早期白瓷進行了器類劃分，並對主要器類進行了型式分類;其次，從出土白瓷的數量、工藝發展水平、歷史背景等方面綜合考慮，對河南早期白瓷進行了分期嘗試，確立了河南白瓷的四個發展時期;然後又初步探討了河南各遺存出土的白瓷的窯口歸屬問題，推定了一些白瓷的源流;最後，對河南早期白瓷窯與邢窯、定窯、耀州窯以及景德鎮窯的關系與交流情況進行了簡單地論證與分析。
  16. Competition between individual enterprise and individual enterprise no longer exists, having been replaced by confrontation between the overall strength of supply chain and supply chain. supply chain alliance broke the existing structure of the value chain, reengineered and optimized products, customers, technology and other resources. therefore, this new cooperation model of enterprise, supply chain alliance ( sca ), becomes one of the most important management strategies leading enterprise to success, and is considered as the evolutional mainstream of the future enterprise organizational form

    本文引入誕生於生物科學領域的共生理論，吸收和發展國內外供應鏈聯盟相關領域的最新研究成果，從對供應鏈聯盟的基本認識和發展方向入手，分析了供應鏈聯盟中的共生現象以及形成共生的條件，提出了供應鏈聯盟共生系統的概念，建立了供應鏈聯盟共生系統模型，用數學模型表達了聯盟共生系統的生存環境、能量空間模型以及聯盟共生系統發展能量模型，重點闡述了供應鏈聯盟共生動態穩定性以及聯盟共生能量分配。
  17. The system is described mathematically on the basis of mass balance, energy balance, and phase equilibrium. the model of process simulation of the aht system is set up. the solution system of mathematical model of absorption cycles was put forward

    對吸收式熱變換器（ aht ）的基本原理和行為特徵在系統層次上進行了分析，進而根據質量平衡、能量平衡和相平衡方程對系統進行數學表述，建立了系統的過程模擬模型，並提出了aht吸收循環數學模型的求解機制。
  18. Through determination of the infinite relative volatility for ethane / ethylene by means of gas stripping method, the ability of the cuprous halide amine to separate ethane / ethylene is evaluated and the factors influencing the stability of the cuprous halide amine such as the basicity of ligand, diluters, ratios are studied

    摘要通過測定乙烯乙烷在含氮基團絡合亞銅體系中的無限稀釋相對揮發度，研究了基團堿度、配比數及稀釋劑對吸收劑選擇能力和穩定性的影響。
  19. Absolute distribution of laser beam intensity is gotten from comparative distribution. the absorption coefficient of material is calculated by measuring transmissive ratio. the influences on temperature increment, stress and phase of laser beam are computed with different time, window cooling, window rotating, shape and material of window, distribution of intensity

    由近場光斑相對分佈得到其絕對分佈，測量窗口透過率，求得材料的吸收系數，在此基礎上計算了出光時間長短、窗口有無冷卻、是否旋轉、窗口材料及面型、光強分佈形式對窗口溫升、應力和光束位相的影響。
  20. On the basis of the calculating of complexity ( c value ) and combination entropy ( h value ) from the numerical method of geoanomaly analysis, logged signals data ( spontaneous potential, acoustic slowness, spontaneous gamma ray and electrical resistivity ) and seismic data ( amplitude, frequency, phase, etc. ) are processed after regularization of data obtained from linqing basin of shengli oil field. many types of geoanomalies obtained from the computation are analyzed so the spacial variation rules of them can be discovered. then the oil regions can be predicted by this method

    本文創新性地將地質異常概念引入油氣勘探領域，以地質異常理論為指導，以勝利油田臨清坳陷油氣地質異常預測研究為例，針對我國陸相含油氣盆地的常規測量、測試和解釋數據，如與地震相關的數據（振幅、頻率、吸收系數、層速度等） 、與測井相關的數據（自然電位、聲波、視電阻率、自然伽馬等）等，提取不同數據類型的地質異常以及異常組合特徵，通過對這些參數的綜合研究分析其空間變化規律，系統地建立有效預測油氣藏的新技術和新方法，進而達到區域油氣資源預測的研究目的。
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