選擇變質 的英文怎麼說

中文拼音 [xuǎnzháibiànzhí]
選擇變質 英文
selective metamorphism
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段集;初步了解和掌握了研究地區的地物光譜特性及異規律,進一步明確了掌握地物光譜特徵和異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  2. Firstly, setting up the moral concepts in accord with quality education, mainly including its quality concept, social concept, dialectical concept about student, functional and level concepts and so on. secondly, the author thinks that in order to carry out middle school moral educational activities, scientific moral educational content has to be chosen so that it shows to some degree realistic and foresighted feature to adjust to students " physical and psychological character. thirdly, because the content of moral education can be carried out effectively only by scientific approaches, the author puts forward pursuing the new moral educational approaches : realizing the transfer from single teaching into intercommunicating, from empirical approaches into scientific approaches, and realizing the modernization of its means and the variety of its approaches

    針對以上問題,本文提出了素教育條件下中學德育改革的基本策略,從五個方面進行了闡述,即要樹立與素教育相適應的德育觀,主要樹立德育素觀、德育社會觀、辯證的學生觀、德育功能觀、德育層次觀等;在內容上,本文認為要實施科學的中學德育活動,必須科學的德育內容,使德育內容具有一定的社會現實性和一定的教育超前性,同時要使之適合學生的身心特點;德育內容必須通過科學的德育方法才能得到落實,因此,本文進一步提出了要探索新的德育方法的觀點,認為德育方法要實現從單向灌輸向雙向交流型的轉,從經驗型向科學型轉,同時要實現手段的現代化,途徑的多樣化; i 。
  3. The time - frequency curve of stern scatterer is analyzed. furthermore, high quality images are obtained by identifying the regions which are uniform in frequency. chapter 4 exposits the method of optimal time selection for ship isar imaging in detail

    本章分析了船尾處特顯點的時頻分佈曲線,並了時頻曲線中頻率近似不的時間段得到艦船圖像,其成像量有了較大的提高。
  4. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為電機、壓器等電氣設備的修理、製造中的重要環節之一,對乾燥過程的量要求有一定的特殊性。該文從乾燥爐的結構分析入手,聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷,提出了熱風循環乾燥的概念,同時,了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡,運用數字pid控制技術,構成了一個較有特色的計算機控制系統。此外,該文還從保證乾燥品量的角度,採用智能化交流模塊和自製采樣調壓電路的方法,提出了在線檢測產修品的絕緣電阻的方法和手段,以確保企業產品量不斷提高。
  5. Our video post - processing algorithm can only convert several tipycal types of interlaced signals to de - interlaced signals. while the 21 types of video display formats must be achieved by video display module. in this dissertation. we provide the design method of video display module in detail based on the introduction of multiplicate video display formats. at the mean time, in order to improve image quality further, by analyzing and comparing a variety of currently popular image sealer methods. we provide a alternative way for selecting appropriate image sealer methods

    視頻后處理演算法只針對幾種典型的輸入制式進行隔行逐行的轉換,而多達21種的視頻顯示格式主要通過視頻顯示模塊來完成,因此,本文在介紹多種視頻顯示格式的基礎上,詳細介紹了針對我們目前版本的視頻后處理晶元視頻顯示模塊的設計方法,並且為了在視頻后處理晶元的后續版本中,進一步提高視頻顯示的量,本文對圖像插值的方法也進行了探索,通過比較和分析目前多種流行的圖像插值方法,得到了后續版本圖像插值方法的方向。
  6. This modification includes : ( 1 ) selecting two important molecules as candidates, ( 2 ) choosing a promiscuous t - cell epitope, and two b - cell epitopes or conserved amino acid sequences from the two important molecules, ( 3 ) connecting them adequately through analysis by the molecule designing software. therefore, the synthetic new antigen may interfere with the process of fertilization by multiple ways and its contraceptive effects may be enhancing. based on the molecule designing methods, the b - lymphocyte cell epitope of sperm / testis specific protein sp17 and cyritestin which interfere with fertilization in mouse, as well as the promiscuous th cell epitope of the ribonuclease ( rnase ) in bovine were selected

    本研究以蛋白分子設計的理論和方法研究避孕疫苗,將sp17和cyritestin關鍵表位和牛核糖核酸酶非性th細胞表位合理組合,獲得新抗原- 35肽序列;並在合成、純化後分別與弗氏佐劑、免疫刺激復合物( iscoms )混合后免疫不同遺傳背景的雌性小鼠,觀察血清和生殖道內的特異性抗體滴度的動態化、生育力的改以及免疫后小鼠重要臟器的組織病理學改:以及在ivf下,新抗原的特異性抗血清對精卵相互作用的影響及抗原在精子表面的特異性定位。
  7. According to the characteristic of cnc plasma cutting machine it could improve the process quality of cutting piece in effect for choosing proper technics, for example, cutting section point, aspect, sequence, speed etal during the period of processing, and elaborating towards the distortion control of single side piece, slightness piece, profiled piece and particularity piece at the same time

    根據數控等離子切割機的特點,在加工過程中正確切割的起點、切割方向、切割順序、切割速度等工藝,可以有效提高切割件的加工量,同時對單邊工件、細長件、異型件以及特殊件的形控制進行了詳細地闡述。
  8. But in contrast of the research of chemical weathering of other rocks, such as granites and basalts, the research of chemical weathering of black shales both in width and depth still remains much to advance. after reading and investigating widely, we selected lower - cambrian black shales and their weathering profiles in hunan province as research objects of our work at first. then, based on field investigation of weathering status of lower - cambrian black shales and it ' s relationship with soil composition and human activities in hunan, we studied changes of chemical composition such as major and trace elements before and after weathering of black shales by comparison

    根據文獻閱讀和野外調查,本文了湖南安化、桃江、望城等地下寒武統黑色頁巖及有關風化剖面作為研究對象,並在查明湖南下寒武統黑色頁巖的風化現狀及其與土壤組成、人類活動的關系的基礎上,對比研究了黑色頁巖風化前後主量和微量元素等化學組成的化,探討了元素的富集和遷移轉化機制以及黑色頁巖風化與區域環境量的關系,得出了如下幾點主要成果和認識: ( 1 ) ti是黑色頁巖風化過程中的「不活動」元素,可作為參照元素,對其它元素的活動性進行量平衡計算。
  9. As the inevitable choice of enterprises to adapt to the knowledge - based economy development, knowledge management is a process of creating value for enterprises confronting the increasingly complicate changes of environment by taking advantage of collective intelligence to reinforce the ability of learning, contingency and innovation, which requires enterprises to apply various means, including organizing, culture, process, technique, strategy, and to establish the knowledge - respecting and talents - respecting culture environment gradually which will promote knowledge accumulation, share, diversion, and improve the inner and outer application of knowledge network

    知識管理作為企業適應知識經濟發展要求的必然,其實是企業在面對日益復雜的環境化,綜合運用組織,文化、流程、技術、戰略等手段,通過有計劃,有目的的構建有利於知識的積累、共享、轉換和運用的內外知識網路以及尊重知識,尊重人才的文化氛圍,運用集體智慧提高企業的學習能力、應能力和創新能力,並達到為企業創造價值的一種管理過程。
  10. It also gives a detailed explanation to the english competence to be acquired by the students. in view of the problems in existence, the thesis provides some good solutions to the problems from a new angle, through the experimental program, through the emphasis on the essentials related to the appropriate concept, the appropriate approach and the appropriate text books and through the focus on students personal growth, on comprehensible input, on critical literacy, on effective teaching and on effective learning

    與此同時,本文還通過理論和實踐,從新的角度提供了解決問題的方法和途徑,如:改落後的觀念,適合自己學生的適當的教材和教法以及在實施英語素的課堂教學中如何強調學生的個體發展,有效的輸入,閱讀教學中的設疑,老師有效的教學和學生的有效學習等。
  11. Adopt advanced technic of f4 whole cold - press to moulding and heat melt to process to make, let the lining no slot to link withal cheek by jowl connect with exterior metalpipes wall, in the state of allowwing to work keep to distort in - phase, thereby to enhance using - life of lining in the working status of opposite high temperature high vacuum, stop the ecumenic pad fluorin pipes using in condition of cold and heat alternate and minus tension to come into being the matter of padding fluorin floor shrivel to jam the flowway and plastic rip, its perfect choice use to transport medium of strong corrosive strong oxidation by modern chemical - industry corporation

    採用氟塑料f4整體冷壓成型及熱熔加工等先進技術製造,使內襯層無縫搭接且與外層金屬管壁緊密粘接,在允許工作狀態下能夠保持同步形,從而提高了襯里層在相對高溫高真空度的工況下的使用壽命,杜絕了一般襯氟管在冷熱交替,及負壓的條件下使用易產生襯塑層鼓癟阻塞流道及塑料拉裂的問題,是現代化工企業在輸送強腐蝕強氧化介理想的
  12. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間化時滑體條塊的受力化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  13. By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper

    課題中所採用的pll或dds pll鎖相頻率合成方法充分發揮鎖相環良好的窄帶跟蹤濾波特性,並結合dds的高頻率解析度、高頻率精確度和高速頻率捷等優點,分別實現了系統所要求的高量寬帶本振源和小步長頻率捷;採用電調諧頻技術,則大大改善了接收機的性和抗干擾能力。
  14. This study was conducted to examine the interrelationship of 10 seed vigor traits in 12 wheat genotypes through variance, co - variance and path coefficient analysis, to determine broad - sense heritability, and to estimate genetic advance under selection. the genotypes showed significant difference for all traits, except for percentage of normal seedling. genetic correlation between conversion efficiency of seed reserve, electrical conductivity with other traits were not significant, showed that selection for any of them might be possible without hampering any other traits. however path coefficient analysis indicated that conversion efficiency of seed reserve, seed reserve utilization ratio have strong direct effect in affecting seedling weight, and that mean germination time has significantly negatively correlated in affecting gi. moderate to high estimates of broad - sense heritability, genetic coefficient of variation and expected genetic advance were obtained for electrical conductivity, germination index, mean germination time, seed dry weigh, seedling dry weigh, seed reserve depletion ratio indicating the possibility for improving these traits

    本研究利用12個普通小麥品種對10個種子活力性狀的遺傳異和相關研究,表明除正常幼苗百分率外,其餘種子活力性狀在品種間均存在顯著的差異.種子貯藏物轉換效率、電導率兩個性狀間及與其它性狀均無顯著的遺傳相關,因此對他們的不會影響到其它性狀.通徑分析表明幼苗干重主要取決于種子貯藏物轉換效率、種子貯藏物利用速率;發芽指數主要由平均發芽時間決定.電導率、發芽勢、幼苗干重、種子干重、發芽指數、種子貯藏物消耗比率6個性狀表現中到高的遺傳力、遺傳異系數和相對遺傳進展,指明通過遺傳育種手段改良這些性狀是可能的
  15. According to this analysis frame, this article analyses the essence of group capital centralized control, the meaning of capital centralized control, four environment variables including the type of group, the structure of operation, the structure of organizations, and the zone distributing, as well as the relationship of the selection of capital control system. it discusses the rationality and adaptability of the model of the settlement center in multi - group associated with existing three capital centralized control models and the case of the ht group capital centralized control model

    在分析框架的指導下,本文對集團資金集中管理本、資金集中管理權內涵以及集團類型、業務結構、組織結構和地域分佈四個環境量與資金管理體制之間的關系進行了分析,並結合現有的三種資金集中管理模式和ht集團資金集中管理模式案例,探討了結算中心模式在多元化企業集團資金集中管理的合理性和適應性。
  16. The effect of compound casting technology and compound modification on the properties of high speed steel roll collar was studied. the results showed that compound high speed steel roll collar with high and even hardness and good bond between outer and inner layers could be gained when the modified colbalt free high speed steel in outer layer and nodular iron inner layer in connection with appropriate rotational speed of centrifugal machine, pertinent pouring interval between two kinds of the melt and moderate pouring temperature as well as surface induction heat treatment were chosen. it is indicated in industrial use that the service life of compound roll collar is higher by 5 times than that of high chromium cast iron collar

    研究了離心復合鑄造工藝和復合處理對高速鋼輥環性能的影響,結果表明,高碳無鈷高速鋼作外層,用球鐵作內層,合適的離心機轉速、兩種金屬熔液澆注間隔時間和澆注溫度,結合採用表面感應熱處理工藝,可獲得硬度高、均勻性好、內外層結合良好的高速鋼復合輥環,用於工業生產其使用壽命比高鉻鑄鐵輥環提高5倍以上。
  17. The moral predicament during the transformational period of the society is prominently manifested in the loss of the standard for moral evaluation, the confusion of value - orientation, the overflow of immoralism, the weakening of morality - regulating mechanism of the society, and the distortion of moral education, etc. these predicaments seriously hinder the development of socialist material and spiritual civilizations, and its appearance is inseperable from the specific social and historical circumstances of the transformational period ; meanwhile, the negative effect resulting from the initially established market economy, cultural changes, cultural mingling and conflict, and the choice of moral subject all contribute to the moral crisis of china presently

    社會轉型期道德困境突出表現為道德評價失范、價值取向紊亂、非道德主義泛濫、社會道德控制機制弱化和道德教育扭曲形等幾個方面。這些困境,嚴重妨礙著社會主義物文明和精神文明的發展,它的產生,和轉型期這個特定的社會歷史條件是分不開的;同時,我國初步建立市場經濟所帶來的負效應,文化的遷、文化的交融與沖突及道德主體自身的也是導致當前中國社會道德危機的重要原因。
  18. Recently, many adhesion molecules have been used in practice of forensic pathology, intercellular adhesion molecule - 1 ( icam - 1 ) and p - selectin are considered to be closely involve in wound healing. the authors immunohistochemically examined the time - dependent expression of icam - 1 and p - selectin

    本研究應用免疫組織化學方法,觀察大鼠皮膚切創后不同時間細胞間粘附分子( icam - 1 )及p素的表達化,以期確定這兩種物表達與損傷時間化的規律,為皮膚損傷時間判定提供有效的免疫組織化學指標。
  19. At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength

    由於準相位匹配技術有其獨特的優勢,可以利用非線性光學晶體的最大二階極化張量,如ppln 、 pplt 、 ppktp用的非線性極化張量都是d _ ( 33 ) ,其有效非線性系數高出普通非線性光學介(如bbo 、 lbo 、 ktp )一個數量級,而且可以人為靈活設計調制周期,通過周期設計其頻率換范圍可以覆蓋準相位匹配介的整個透明波段,無走離效應,解決了常規pm難以解決的問題,拓寬了非線性晶體的應用范圍,極大地提高了頻率轉換效率,已成為非線性光學材料和固體激光器的研究熱點之一。
  20. The importan charateristics of wat902h camera and pci 500 camera and methods of capturing video are also included in this paper. imaging computer outside submarine can transfer data between control computer in the submarine by w2k ' s tednal service with highspeed. due to specific charaeristics of undersea optical imaging, underwater imaging processing technique fall into two categoriesfhardware and software, hardware are the design of the lenses used in waer and the choice of high - quality ccd caxner4the other is compllter digital irnage processing, that is mainly gray - level boformation and image sharpening. underwater image - processing software is designed on the basis of image processing on windows avi digital video file

    由於水下光學成像的特殊性,水下圖象處理技術應該包括硬體和軟體兩個方面,硬體即水下專用成像鏡頭的設計與高性能的ccd,後期圖象處理軟體是利用計算機數字圖像處理技術提高水下拍攝圖象的量,處理方法主要有灰度換和銳化處理;實現了對windowsavi數字視頻文件文件的圖像處理技術,並在此基礎上完成了水下電視系統圖像處理軟體的設計。
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