相對保持率 的英文怎麼說

中文拼音 [xiāngduìbǎochí]
相對保持率 英文
relative retention ratio
  • : 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...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ動詞1 (保衛; 保護) defend; protect 2 (保持) keep; preserve; maintain in good condition 3 (...
  • : 動詞1 (拿著; 握著) hold; grasp 2 (持有; 保持) keep; hold 3 (支持; 保持) support; maintain 4...
  • : 率名詞(比值) rate; ratio; proportion
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  1. The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent

    重慶市的自然地理情況和社會經濟情況作了介紹之後,還分析了重慶市水資源的基本特徵,目前重慶市的水資源利用還處在傳統的開發利用階段,水資源管理體制還存在許多弊端,水的法規制度建設也落後,水的供給還不能完全滿足需求,水質狀況沒有得到根本性的改善,水土流失還很嚴重,水旱災害發生的頻比較高。針重慶市水資源利用的現狀,本文提出:應加強水資源續利用的認識;改革目前重慶市的水管理體制,嘗試水務局管理體制,應加強水的法規和制度建設,實現需水管理,建立節水型社會;根據實際情況,加強水利建設,實現水的供需平衡;依據「控源導流」的思想控制水污染,實現清潔生產;治理水土流失,護水環境;建設防洪減災體系。
  2. Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system

    雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功變化時,冷卻劑平均溫度與蒸汽壓都不變,與通常採用的冷卻劑平均溫度恆定運行方案比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這于提高船用核動力裝置的運行可靠性和安全性具有實際意義
  3. Abstract : soil incubation experiments were conducted in lab to delineate the effect of soil temperature and soil water content on soil respirations in broad - leaved / korean pine forest ( mountain dark brown forest soil ), dark coniferous forest ( mountain brown coniferous forest soil ) and erman ' s birch forest ( mountain soddy forest soil ) in changbai mountain in september 2001. the soil water content was adjusted to five different levels ( 9, 21, 30, 37 and 43 ) by adding certain amount of water into the soil cylinders, and the soil sample was incubated at 0, 5, 15, 25 and 35 for 24 h the results indicated that in broad - leaved / korean pine forest the soil respiration rate was positively correlated to soil temperature from 0 to 35. soil respiration rate increased with increase of soil water content within the limits of 21 to 37, while it decreased with soil water content when water content was over the range. the result suggested the interactive effects of temperature and water content on soil respiration. there were significant differences in soil respiration among the various forest types. the soil respiration rate was highest in broad - leaved / korean pine forest, middle in erman ' s birch forest and the lowest in dark coniferous forest. the optimal soil temperature and soil water content for soil respiration was 35 and 37 in broad - leaved / korean pine forest, 25 and 21 in dark coniferous forest, and 35 and 37 in erman ' s birch forest. because the forests of broad - leaved / korean pine, dark coniferous and erman ' s birch are distributed at different altitudes, the soil temperature had 4 - 5 variation in different forest types during the same period. thus, the soil respiration rates measured in brown pine mountain soil were lower than those in dark brown forest and those measured in mountain grass forest soil were higher than those in brown pine mountain soil

    文摘:為了研究土壤溫度和土壤含水量闊葉紅松林(山地暗棕壤) 、雲冷杉暗針葉林(山地棕針葉林土壤)和岳樺林(生草森林土)的土壤呼吸的影響,於2001年9月在長白山進行了土壤實驗.利用增加土壤樣柱的含水量,將土壤含水量分為9 , 、 21 、 30 、 37和43 5個等級,土壤樣品分別在0 、 5 、 15 、 25和35的溫度下24小時.闊葉紅松林土壤在0 ( 35范圍內,土壤呼吸速與溫度呈正關.在一定的含水量范圍內( 21 ( 37 ) ,土壤呼吸隨含水量的增加而升高,當含水量超出該范圍,土壤呼吸速則隨含水量的變化而降低.土壤溫度和水分土壤呼吸作用存在明顯的交互作用.不同森林類型土壤呼吸作用強弱存在顯著差異,大小順序為闊葉紅松林>岳樺林>雲冷杉暗針葉林.紅松闊葉林土壤呼吸作用的最佳條件是土壤溫度35 ,含水量37 ;雲冷杉暗針葉林下的山地棕色針葉土壤呼吸作用的最佳條件是25 , 21 ;岳樺林土壤呼吸作用的最佳條件是35 ,含水量37 .但是,由於長白山闊葉紅松林,雲冷杉林和岳樺林處在不同的海拔帶上,同期不同森林類型土壤溫度各不同,差4 ~ 5 ,所以野外所測的同期的山地棕色針葉林土呼吸速應低於暗棕色森林土呼吸速,山地生草森林土呼吸速應高於山地棕色針葉林土的呼吸速.圖2表1參25
  4. Soil incubation experiments were conducted in lab to delineate the effect of soil temperature and soil water content on soil respirations in broad - leaved / korean pine forest ( mountain dark brown forest soil ), dark coniferous forest ( mountain brown coniferous forest soil ) and ermans birch forest ( mountain soddy forest soil ) in changbai mountain in september 2001. the soil water content was adjusted to five different levels ( 9, 21, 30, 37 and 43 ) by adding certain amount of water into the soil cylinders, and the soil sample was incubated at 0, 5, 15, 25 and 35 for 24 h the results indicated that in broad - leaved / korean pine forest the soil respiration rate was positively correlated to soil temperature from 0 to 35. soil respiration rate increased with increase of soil water content within the limits of 21 to 37, while it decreased with soil water content when water content was over the range. the result suggested the interactive effects of temperature and water content on soil respiration. there were significant differences in soil respiration among the various forest types. the soil respiration rate was highest in broad - leaved / korean pine forest, middle in ermans birch forest and the lowest in dark coniferous forest. the optimal soil temperature and soil water content for soil respiration was 35 and 37 in broad - leaved / korean pine forest, 25 and 21 in dark coniferous forest, and 35 and 37 in ermans birch forest. because the forests of broad - leaved / korean pine, dark coniferous and ermans birch are distributed at different altitudes, the soil temperature had 4 - 5 variation in different forest types during the same period. thus, the soil respiration rates measured in brown pine mountain soil were lower than those in dark brown forest and those measured in mountain grass forest soil were higher than those in brown pine mountain soil

    為了研究土壤溫度和土壤含水量闊葉紅松林(山地暗棕壤) 、雲冷杉暗針葉林(山地棕針葉林土壤)和岳樺林(生草森林土)的土壤呼吸的影響,於2001年9月在長白山進行了土壤實驗.利用增加土壤樣柱的含水量,將土壤含水量分為9 , 、 21 、 30 、 37和43 5個等級,土壤樣品分別在0 、 5 、 15 、 25和35的溫度下24小時.闊葉紅松林土壤在0 ( 35范圍內,土壤呼吸速與溫度呈正關.在一定的含水量范圍內( 21 ( 37 ) ,土壤呼吸隨含水量的增加而升高,當含水量超出該范圍,土壤呼吸速則隨含水量的變化而降低.土壤溫度和水分土壤呼吸作用存在明顯的交互作用.不同森林類型土壤呼吸作用強弱存在顯著差異,大小順序為闊葉紅松林>岳樺林>雲冷杉暗針葉林.紅松闊葉林土壤呼吸作用的最佳條件是土壤溫度35 ,含水量37 ;雲冷杉暗針葉林下的山地棕色針葉土壤呼吸作用的最佳條件是25 , 21 ;岳樺林土壤呼吸作用的最佳條件是35 ,含水量37 .但是,由於長白山闊葉紅松林,雲冷杉林和岳樺林處在不同的海拔帶上,同期不同森林類型土壤溫度各不同,差4 ~ 5 ,所以野外所測的同期的山地棕色針葉林土呼吸速應低於暗棕色森林土呼吸速,山地生草森林土呼吸速應高於山地棕色針葉林土的呼吸速.圖2表1參25
  5. In order to control the polarization characteristics, the phase retardance mirror must be used. additionally, in order to suppress the reverse wave in ring resonator, the phase retardance mirror must also be used to preserve the polarization characteristics of the reflected reverse wave by suppressor. the conventional film stack ca n ' t satisfy the high power coil development requirement

    另外,通過高功coil用環行非穩腔內倒向波抑制的分析表明,為實現倒向波的抑制,倒向波被反饋到腔內正向波中的部分必須偏振狀態不變,否則,起不到倒向波抑制的作用,這也需要用到高反射位延遲鏡。
  6. According to relative criteria, the performance of ash - jd such as ratio of water - reducing, ratio of compressive strength, effect of enhancing strength, ratio of bleeding, air entrainment content, effect of keeping slump value, compatibility with cement, resistance to concrete shrinkage and damage by freezing and thawing and impermeability to water etc are all equal to the traditional aminosulfonic - based superplasticizers, and the ratio of performance to price is better than naphthalene series superplasticizers

    按照關標準,產品進行了測試,所開發的低成本改性氨基磺酸鹽高效減水劑ash - jd的各項性能如減水、抗壓強度比、增強效果、引氣性、坍落度效果、與水泥適應性、收縮性能、抗凍融性能、抗滲性能等當于傳統氨基磺酸鹽高效減水劑,性能價格比優于萘系高效減水劑。
  7. 1 ) if bank capital are forbidden thoroughly to get into stock market, it will bring low profit on monetary market, constrict the development of capital market and affect the transmission of monetary policy ; 2 ) vice versa, allowing bank capital to flow into stock market too early may also lead to unfavorable effects, such as endangering financial stability, disturbing financial order and constraining the development of economy

    ( 1 )限制銀行資金入市,造成了貨幣市場收益低下,商業銀行、險公司在貨幣市場上融出資金基本無利可圖,只好通過各種途徑違規進入股市;使資本市場失去資金支,不僅造成市場流動性不足,還因缺乏基準利參照而難以形成合理的定價機制,制約了資本市場的發展;影響貨幣政策的傳導,貨幣市場與資本市場的關聯性低,貨幣政策信號受阻,傳導路徑單一,貨幣政策效應的時滯加大。
  8. Third, real exchange rate is relatively stable

    其三,實際匯穩定
  9. The membrane properties were found to be dependent upon the content of styrene. the membrane physic - chemical properties compare to nafion 117 except that their chemical stability has to be further improved to make them acceptable for practical use in the proton exchange membrane fuel cell. the proton transport through the membrane follows the " liquid - like " proton conductivity mechanism y and the water balance is important for the working condition of the fuel cell

    磺化膜的研究分析表明:膜的性能參數如離子交換容量、吸水、水合系數、形體穩定性、導電性能、化學與熱穩定性等依賴于膜中苯乙烯含量,且接枝苯乙烯互間的位阻效應膜性能影響很大;膜的性能可與nafion膜比較;質子在膜中的傳導遵循「似液體」質子傳導機理;電滲析與擴散作用使膜水平衡。
  10. Detailed contrastive simulation tests of four - phase and self - optimalizing abs control have been made and applying effects of self - optimalizing control are discussed, which establish stable principle foundation for self - optimalizing control applying to realistic abs controller. from the simulation results we can find that : automobiles which install self - optimalizing abs apparatus lock on the any road surface only when the vehicle body velocity and wheel velocity arrive at zero approximately, which is better for improving driving stability under braking. it shows anti - lock ability of self - optimalizing ; slip ratio approximates and surround the desired slip, which shows that this abs system uses fully road surface performance and retains large adhesion and braking performance is good ; braking force regulates with varies of road condition, which realizes road self - identification

    通過模擬試驗可以看出:在各種路面上,汽車在安裝了自尋優防抱制動裝置后,在車速、輪速接近為0時才抱死,這提高汽車制動時的操縱穩定性特別有利,顯示了自尋優避免車輪抱死的能力:滑移的值基本上一直接近並且圍繞著與路面附著系數應的滑移上下變化,說明了該系統充分利用了路面性能,基本上了較大的附著力制動,制動性能較好;制動力隨著路面條件的變化而應做出調整,實現了路面自動識別的功能。
  11. Recent events have shown not only that we need to speak frankly and directly about our differences, but that we also need to maintain dialogue and cooperate with one another on those areas where we have common interests

    近期的事件表明我們不僅需要直接、坦地表明我們的分歧,而且需要在那些我們有共同利益的領域互間的話與合作。
  12. The comparative ability of resources for bearing the pressure of population, the efficiency of resources utilization, the efficiency of energy utilization, the rate of resources reserves decrease, the surcharge of the resources, the resources possessed by per capita, the consumption of resources by per capita, the index of resources guarantee ' s degree, the gross consumption of substance, the intensity of the consumption of substance, and the productivity of substance and so on indexes for natural material resources were chose to construct a index system that could be used to tell the degree of the sustainable development for certain material flow ( short for mf )

    本文簡要介紹了可續發展及區域物料流的概念。選取資源承載力、資源利用效、能源利用效、資源儲量變化、資源超載人數、人均資源佔有量、人均資源消費量、資源證程度指數、物質消耗總量、物質消耗強度及物質生產力等指標建立了一套自然材料資源的可續能力評價指標體系。概括介紹了中國西部的兩個典型省區和一個典型地區,即重慶、甘肅及攀枝花地區典型材料行業發展現狀。
  13. Afterwards, in order to decrease the contradiction between the more complex and mass remote sensing image data and relatively slow speed of information extraction, an improved sfim image fusion method is proposed. this modified algorithm is on the base of sfim fusion technique, combines ihs method and sfim method and then replaces the former mean filter by an adaptive weighted mean filter. compared with the results of several common fusion techniques through a set of simulation tests between multispectral images and panchromatic images, it is proved that the new method can get an excellent result for the aim of improving spatial resolution while preserving the spectral information of multispectral images

    論文的主要工作和成果包括:在像素層,論文研究了多傳感器數據融合理論及遙感圖像預處理的過程和步驟,歸納了多源遙感圖像像素層融合的常用演算法,並針目前遙感數據呈海量化、復雜化這一發展趨勢同遙感信息提取的能力和效滯后這一矛盾,在sfim演算法的基礎上,將ihs變換與sfim結合,將原演算法中的均值濾波器改進為自適應加權均值濾波器,提出了一種改進的sfim演算法,通過一組多光譜圖像和全色圖像的雙傳感器融合模擬比試驗,證明了該演算法在原多光譜圖像光譜信息的同時,能夠有效提高融合圖像的空間分辨能力。
  14. The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

    主要工作在以下幾個方面: 1 、針選擇性衰落通道:結合輸入輸出空間同構關系提出一種新的頻選擇性通道均衡方法,與傳統方法比,該方法計算量更小,收斂速度更快,性能更優,且系統階次的過確定表現穩健,具有實際均衡應用價值; 2 、針時間選擇性衰落通道:提出一種基於迫零均衡的時間選擇性通道均衡方法,演算法結構簡單; 3 、針時變色散通道:利用瞬態均值曲線提取通道時變信息,之ar建模,利用卡爾曼濾波器跟蹤時變通道抽頭變化,可以快速跟蹤通道變化;基於輸入輸出空間之間的同構關系以及多輸入多輸出系統的處理方法,提出了新的單輸入多輸出色散時變通道均衡與識別演算法,同樣具有通道階次過確定穩健的優點;結合小波多解析度分析提出一種基於小波模型的通道盲識別演算法;研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題,給出一種時變系統處理模型。
  15. The results showed that the addition of sio2 resulted in acute enhancement of pure water flux combined with unchanged rejection properties, and the improving factor of pes membrane flux was above 4

    Sio _ 2的加入,使pu和pes平板膜的水通量大幅度提高,而截留穩定,其中pes平板膜的水通量改善因子超過4 。
  16. In this scheme, power control is primary to the rate control. when the fading channel changes slowly, the transmit data rate will be kept on an appropriate level, and only the power control works to keep up with the channel fading and balance the sir. but when the channel quality is poor, the data rate will be switched down without sacrificing the ber ; otherwise, high data rate was selected

    我們提出的方案根據反饋的sir動態改變數據的速和功,其中功控制優先於速控制,當通道變化緩慢時,數據在一個穩定的值上,調節發射功來維sir平衡;當功調節無法彌補通道的衰落時,則通過調節速來維sir的平衡。
  17. About system of supervision organizations, on the basis of dialectical law of regulation - - - innovation - - - regulation, function - based financial supervision system should be built up and the national financial supervision bureau should be set up to regulate financial trade uniformly and solve the problem of supervising financial innovations. what " more, we should build up such a cubical financial supervision organization system that integrate the financial authority " supervision with financial trade self - discipline, social supervision and discipline of inner financial institutions. at the same time, we should organically integrate stability and flexibility of financial supervision law, change legal system of financial supervision in line with provisions of wto

    在立法價值取向上,應當重視金融監管法的效價值,以維護金融秩序作為基本價值目標,在具體操作上重點突出促進金融業公平競爭、提升金融運行效兩個價值目標,並各目標之間的平衡與協調;在監管體制上,根據「監管? ?創新? ?再監管」的辯證規律,建立功能型金融監管體制,成立銀行業監督管理委員會,組建國家金融監管局金融業實行統一監管,妥善解決混業經營模式下金融創新的監管問題,形成國家管理機關監管、行業自律、金融機構自律和社會監督結合的立體的金融監管組織體系;在監管法律體繫上,應有機結合金融監管法的穩定性和靈活性,按wto的要求變革金融監管法律制度,修改《商業銀行法》 、 《險法》 、 《證券法》及其他不適應混業經營的法律、法規,建立健全有關金融控股公司、網路銀行等方面的法律、法規。
  18. The basic operation principle of phase - locked frequency synthesizer and the type of circuits are expatiated systematicly in this paper. the principle of operation on sampling phase detector and some characteristics including the linear tracking and phase noise in phase loop circuits are analyzed deeply. the research is emphased on the theory and design method of circuits in the sampling phase - locked frequency synthesizer. then, the expansion capturing circuit is analyzed and designed for better performance of capturing loop circuits. at last, the loop filter is also analyzed and contrived taking account of effection of additional phase shift by the sampling - holder. the general research on the theory and technology of sampling phase lock in the paper will make a basement for the development of new product

    本文系統的闡述了鎖合成器的基本工作原理及電路類型;較深入地分析了取樣鑒工作原理及電路、鎖環路的線性跟蹤特性和位噪聲特性;重點取樣鎖合成器電路理論和設計方法進行了研究;為了改善環路的捕獲性能,擴捕電路進行了分析和設計,並用wewb32軟體電路進行了模擬;考慮到取樣器的附加移影響,環路濾波器進行了分析和設計。
  19. Besides the two funndamental principles, that is to say " the principle that the administrative act must be legal " and " the principle that their act must also be reasonable ", the administrative liense must obey its own special principles : written patterns, safeguarding the referees " legal rights, good service, publicness and efficiency

    行政許可除必然遵循「行政合法性原則」和「行政合理性原則」兩條行政法的基本原則外,還要堅一些特有的原則。本文將行政許可的特有原則歸納為五條: a )書面要式原則; k )人合法權益原則; om務原則; k )公開原則; 6 )效原則。
  20. The contributions done are as follows : according to the mathematical model of doubly fed motor and the theory of vector control, a unit power factor of rotor control scheme is proposed. in the doubly fed adjustment system, in order to control magnetic torque of motor this scheme is designed by controlling the reverse direction between rotor voltage and current to keep the vertical direction between rotor current and flux. it is known from theoretical analysis that for partly decoupling this scheme is only effective under sub - synchronization speed, but not control the system and obtain steady state since speed adjustment system ca n ' t adjust the magnitude of rotor flux under sup - synchronization

    而傳統的無速度傳感器雙饋調速矢量控制系統,由於採用磁鏈定向方法,在同步速附近存在較大的工作死區,針上述問題,本文做了如下的研究工作:本文從雙饋電機的數學模型出發,根據矢量控制的基本原理,提出了一種轉子側功因數為1的雙饋電機矢量控制方案的設想,即在雙饋調速時採用轉子電流定向的方法,並控制外加轉子電壓與轉子電流始終反,以了轉子電流與轉子磁鏈矢量垂直,通過控制轉子電流的大小來達到控制電機電磁轉矩的要求。
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