長度的可變性 的英文怎麼說
中文拼音 [zhǎngdùdekěbiànxìng]
長度的可變性
英文
dna- 長 : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 的 : 4次方是 The fourth power of 2 is direction
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 長度 : length; longitude; size; extent; footage
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It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity
本研究中,木耳屬2個種的2個菌株在its區域表現出較高的保守性, 4種限制型內切酶的酶切圖譜沒有顯示出多態性;增加內切酶種類及供試菌株數量,有可能獲得具有多態性的限制性內切酶酶切圖譜; 9本實驗中, its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異,擴增片段長度均為650bp左右; 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析,紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法,兩者的關系是相輔相成,互為驗證Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer
本文針對武漢軍山長江公路大橋鋼箱梁橋面鋪裝工程,從鋪裝層環境溫度變化范圍、交通量等使用條件出發,在用algorfeas有限元分析軟體分析鋪裝層受力變形基礎上,提出了(即鋼板+金屬鋅塗層+封閉層+粘接劑+預拌瀝青碎石+雙層sma )的高性能鋼橋面sma鋪裝體系,並對這種sma的組成材料,包括改性瀝青、集料、礦粉、纖維進行了比較研究,設計了這種sma的配合比,對sma混合料的性能進行了對比試驗,對這種sma方案進行了疲勞性能研究,驗證了所選擇sma方案的可行性。The endplate change dramatically reduces the vortices created by the front wheels, while the reduced width of the main profile cuts drag, helping to boost top speed at the fast san marino circuit
側板的改變戲劇性地減少了輪胎所產生的渦流,而長度的縮短則可以降低阻力,幫助車輛在高速的聖馬利諾賽道提升極速。Z - tranformation augmented fasf algorithm proposed in the dissertation can reduce the search space of integer ambiguity effectively, improve the effiency and real - time processing ability of integer ambiguity resolution ; it is essential to analyse the reliability of integer ambiguity after it was fixed, the ratio test algorithm proposed in the dissertation can reduce the time to fix new integer ambiguity after wrong fixes are detected ; to reduce further the number of epochs required for ambiguity resolution, that the baseline length constraint information which acts as observables is used to do kalman filtering to speed up ambiguity resolution is proposed
本文提出的z變換增強fasf演算法能有效的減小模糊值搜索空間,提高整周模糊值解算的速度和實時性;整周模糊值確定后,需要對整周模糊值的可靠性進行分析,本文提出的比率檢測演算法能有效的減少整周模糊值錯誤確定后整周模糊值二次解算所需要的時間;為了進一步減少整周模糊值解算所需的歷元數目,本文提出把基線長度先驗信息作為觀測量進行卡爾曼濾波輔助整周模糊值求解。Most countries in the world attach importance to the use of long - time uav ( unmanned aerial vehicle ) in the military. the kernel question of long - time uav is how to improve the reliability of flight control computer. the research of how to improve the reliability of flight control computer has became more and more important today
長航時無人機的重要性尤其在軍事上已經得到國內外的高度重視,其核心飛行控制計算機(以下簡稱「飛控計算機」 )的可靠性問題變的日益突出,對其容錯研究成為當今的熱點。By taking advantages of epipolar line features and depth discontinuities in reference 中國科學院 軟件 研究所 博士 學位 論文 基于 圖 象 的 快速 繪制 技術 的 研究 images , an efficient inverse wmping algorithm is pfoposed in chapter 3 for gcnerating nagcs of novel views by combining multiple eference images 帆 enhm different vie 呷 oints because continuous segnents determi 。 d by pairs ofedge pixels at co 。 spending epipolar lines are order kept , only pairs of edge pixels in the reference 渝 明 e e necess 叨 口 cowute to obtain generalized disparity of all points in the desired image as a result , sighficant acceleraion could be made in the endering pfo 比 鴕 two accelerating techiq 此 s e presented in this algori 山 mb accelerate the hole illing process his algorithm extends the reference images rom projection of single col : ii ’ ected surface in previously developed nvnverse w 出 下 er to ima 驢 s captured rom complex scene in chapter 4 , an 《 dent ibr method is prese 庇 仙 y takn ull 訕 antage of 呷 bies c 咖 the method can simulate the 3d details on sllri : ace of object successfully he 。 叩 proach , called rered ature mopmp consists of two pans at fst , an origi 。 ltexture with orthogonal displacements per pixel is deco 啊 osed into a series of new t6 刀 mfcs with each 他 lug a given displacement per pixel , called ae , ea atures , or lt hen hese lt e used to render the novel view by conventional texture mapping d avoid gaps n the endered hlla 驢 , some phels are to be interpolated nd extended in the 廠 kaccoding to the depth differe eee between two neighbor pixels in the original texture as these ltlt fc … e much storage nd therefore much time is equired to install ltlt into the text ’ ufc buffec an 舊 thod is pfoposed to co 呷 fcss the ltlt , nd the cottcspondingfclldering method is given experimental esults show that the new method is efficient , especially n rendering those objects with a smaller depth rnge compared withtheir size , such as relief surfaces of building
與己有的三維變換方法相比較,該方法不但成功地填補了由於投影區域擴張而產生的第一類空洞,而且成功地填補了由於空間深度非連續物體相互遮擋而產生的第二類空洞,從而方便地實現了虛擬環境中的漫遊;基於物體表面深度的連續性,本文提出了一個位移預測方法? ?此方法可以從單幅參考圖象獲得逆映射過程中所需要的目標圖象的位移信息,從而大大提高了演算法的效率:與通常的正向映射演算法相比,此演算法克服了多幅參考圖象所帶來的計算量成倍增長等問題,而且誤差較小。 2 )基於極線幾何的快速逆映射演算法。利用參考圖象的邊界信息與隱含的遮擋關系,以及極線幾何的性質,本文第三章提出了一個基於極線幾何的快速3 『一中國科學院軟體研究所博士學位論文基於圖象的快速繪制技術的研究逆映射演算法,從多幅參考圖象精確合成當前視點目標圖象。Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project
溪洛渡水電站超大型地下洞室群圍巖穩定的安全可靠性分析:被成都勘測設計研究院應用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基的應力應變分析:被成都勘測設計研究院應用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案的可行性提供了依據; ( 4 )堤防工程體系的長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )向家壩地下洞室群圍巖穩定的安全可靠性分析:被中南勘測設計研究院應用於初步設計方案中; ( 6 )靠船墩的疲勞可靠度研究:為廣東航運規劃設計院的靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和穩定的三維靜動力隨機有限元分析及可靠度計算:為溪洛渡重大工程壩體的靜動力安全穩定性及溫控方案提供依據。The consolidating wave speed of ten concrete specimens within four kinds of composition was inspected in 28 days, and we got the analogical law that the value of consolidating wave speed changes with the increasing concrete strength : the consolidating wave speed decreases when the concrete strength increases, and they varies according with exponential function. so, the feasibility of the consolidating wave speed method was validated, and this method has the advantages that it can be used to testing fresh concrete strength real - timely
在實驗室監測四種配比共十組混凝土(砂漿)試件28天齡期內的固結波速,初步得出了固結波速隨混凝土強度增長而變化的規律:固結波速隨混凝土強度增長而降低,二者呈冪函數規律變化,而且各組試件的固結波速隨混凝土(砂漿)強度的增長有非常相似的變化規律,由此可知固結波速法檢測混凝土強度是可行性的,其優點是可以實時監測混凝土強度的增長。Firstly we maked sure method of isolating arabidopsisis mutant by thermal imagings in many ways on trial, optimize conditions for isolation, and confirm the good period of seedlings and fine density for isolation, select correct isolating pressure ( drought and h2o2 ) that is fit for isolate mutant. secondly we obtain an ml population derived from 0. 4 % ethyl methanesulfonate ( ems ) - mutagenized wild type arabidopsis thaliana
本實驗首先是對利用遠紅外成像技術篩選擬南芥突變體方法的可行性進行多方面的試驗,優化篩選條件、確定篩選所需幼苗的生長時間、種植密度,界定用於篩選所需的脅迫(過氧化氫和乾旱)選擇壓力。The method is characterized by simpleness, availability, monotone change of total length of polygon sides and local modification
本文方法具有簡單有效、多邊形邊長總長度單調變化和局部可修改性的特點。The basic principle of variable step - size algorithm is analysed, as the facter of variable step - size algorithm mse, the non - linear function of error signal, autocorrelation of error signal and the kurtosis of error signal is proposed, and four new variable step - size cma is achieved. 3. the kurtosis of equalizer output as a new variable step - size facter is propose, which provide an alternative method of variable step - size, and a new variable step - size cma by putting it into cma is achieved
3 、分析了將輸出信號的峰度用於步長控制的可行性,為變步長演算法步長的控制參量提供了新的選擇,並將其應用於恆模演算法的步長控制,得到一種新的恆模改進演算法,並通過計算機模擬實驗驗證了改進演算法優良的收斂性能。Using this system, we have studied matrine - inhibittory effect and trifluoperation - neuroprotection effect in hippocampal slices, also discussed the mechanism of long - term potentiation using anesthetic rats. the experiment results showed that matrine can inhibit the hyperactivity induced by penicillin sodium in dosage by changing the relative parameters of field potential ; trifluoperation can alter ps change with the time, enhance the degree and the ratio of ps recovery, then minis the hypoxic injury ; high frequency stimulate can increase ps amplitude and epsp slope for long time, buildup the in / out function of nerve cells, and enhance synaptic plasticity
結果表明,苦參堿能夠劑量依賴性地抑制青霉素誘導的神經元順向信號傳導激活過程,使細胞外記錄到的場電位各個參數發生相應改變;三氟拉嗪可以改變ps的時相變化,提高ps的恢復程度和恢復率,減小了神經元因缺氧引起的不可逆損傷;高頻刺激( highfrequencystimulate , hfs )可以長時間的增強ps的幅度和epsp的斜率,進而增強神經元的輸入輸出功能,增加了突觸的可塑性。Furthermore, the variation of sbs performance parameters, such as threshold and reflectivity, with parameters of pumping laser and multi - mode optical fiber has been researched by analysis of the numerical solution. experiments have also been operated in ld - pumped solid - state laser system with high - repetition more than 100hz and narrow pulse - width between 15ns and 47ns. the experimental results agree with calculated results by the theoretical model
第三章在重復頻率100hz 、脈寬15 47ns可調的dpl系統中,實驗研究了不同芯徑、長度的光纖在不同能量、脈寬的激光泵浦下sbs閾值、反射率等性能參數等變化趨勢,實驗結果和理論分析一致。Corner detection based on accumulative chord length is invariant to rotation transformations, while the implicitly refining strategy of digital curves can improve computational precision and enhance the reliability of corner detection significantly
摘要提出基於曲線累加弦長來檢測角點,可以使得檢測結果具有旋轉不變性,隱式精化曲線策略可以顯著改善角點檢測演算法的計算精度,從而增強角點檢測結果的可靠性。Compression dispersion - type anchor can be mainly classified into two categories, one of which is that, plastic coated strands in different length are respectively passed through their own bearing bodies and pre - bent as their midpoints to be t he shape of " u ", then forming several totally unbonded strand loops, i. e. unit anchor tendon. as the research object in this paper, study is performed on the anchor holding capacity, load - displacement behavior, displacement of the fixed anchor length, strain and bond stress distribution, and the removability of anchor tendon, furthermore, with the aid of analytical solution, the distribution of the bond stress is calculated and analyzed, based on the results of test and analytical solutions, design method is provided in this paper
壓力分散型錨索主要有兩種結構型式,本文是以將不同長度的無粘結鋼絞線分別繞過不同的承載體彎曲成「 u 」形而組成各個單元錨索體這種型式為研究對象,對其承載力、荷載位移特性、錨固段位移特徵、應變與粘結應力分佈特徵以及錨索體的可回收性能展開研究,並藉助于理論分析研究其粘結應力分佈狀態,然後在此基礎上提出了壓力分散型錨索的設計計算方法。A new feature in db2 udb v8 allows you to alter the size of a column when required, so you no longer need to create varying length records when you are unsure of future data length growth
Db2 udb v8中的一種新特性允許在需要的時候修改( alter )某一列的寬度,這樣一來,即使您不能確定將來數據長度的增長情況,也不再需要創建可變長度的記錄。Some methods for overcoming these disadvantages are investigated as follows : first, using shield and magnetic circuit to shorten the sensor length and enhance the signal magnitude ; second, improving the data acquisition system to intensify the capability of fine defect detection ; at last, adopting digital signal processing technology such as homomorphic filter, wavelet transform and error correction to ensure detecting reliability
本文結合有限元模擬和實驗方法,研究了改進遠場渦流技術性能的幾種方法,即:採用電磁屏蔽、磁路進行傳感器優化設計以縮短探頭長度、增大信號強度;改進信號調理電路以提高細微缺陷檢出能力;利用同態濾波、小波變換以及誤差修正等數字信號處理技術確保檢測結果的可靠性。Generally the fractal is regarded as the aggregate state of the big and small fragments and the fractal is a general name to those without characteristic length, including the graphics, structure and phenomena. it is said that the fractal is a figure whose composed parts look like their whole by a certain mode
一般把分形看作大小碎片聚集的狀態,是沒有特徵長度的圖形和構造以及現象的總稱。也可以說,組成部分以某種方式與整體相似的形體叫分形。分形的兩個重要特徵是自相似性和標度不變性。The effect of these nonlinearities can be avoided by determining compliance at the same maximum load for all crack lengths investigated.
這些非線性效應,可在測定所有裂紋長度的柔度方法時,採用最大載荷不變的方法予以消除。分享友人