最小有效位 的英文怎麼說

中文拼音 [zuìxiǎoyǒuxiàowèi]
最小有效位 英文
bit, least significant (lsb)
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • 有效 : effective; valid; efficacious
  1. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水的水沙因素,及僅用水沙因素研究水的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、均方誤差原則等等數學理論及方法機揉合,提出了能實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水過程的擬合誤差都較後,明確黃河下游含沙量對水的主要影響方式,即含沙量主要是與其它因素聯合對水作用;另外分析了要實現變動河床洪水過程準確預報的困難所在及改進方向。
  2. The results show that the genetic diversity of filial generations is higher than self - bred progeny ’ s , the hybrid vigor has manifested at metabolization level 。 the proportion of polymorphic loci ( p. 99 ) in f1 generations was 30. 77 - 36. 36 % , the mean observed heterozygosity ( ho ) of jmcf ( japanese male chinese female ) was the highest with 0. 1727, the rest populations were : jfcm ( japanese female chinese male ) 0. 1536 、 cp 0. 1273 and jp 0. 1055 , the mean effective number of allels per locus in f1 generations : cp ’ s was the highest with 1. 7318 , jp ’ s was the lowest with 1. 6718 , the filial generations ’ values were in the midle of the cp ’ s and jp ’ s and between them there was no brightly difference, with 1. 6955 ( jfp ) and 1. 6927 ( jmp )

    各組的平均雜合度預期值也表現出該趨勢,即:日自交組低,為0 . 1786 ,日雄中雌雜交組的平均雜合度高,為0 . 1964 ,日雌中雄雜交組和中自交組分別是0 . 1891和0 . 1865 。 hardy - weinberg平衡下遺傳偏離指數也是雜交組的於自交組的,平均每個點的等基因數目中自交組高為1 . 7318 ,日自交組低為1 . 6718 ,兩雜交組群體的這一指數相差不多,分別是1 . 6955和1 . 6927 ,於兩親本的中間水平。
  3. Due to the short distance among the planes which fly in a group, the conventional low resolution radar can not distinguish them in both distance and azimuth ? if we use the technology of isar to resolve the difference among doppler frequency of the targets and obtain a fine resolution cross - cross image, we may separate them, but a long time of coherent processing is needed <, for the formation targets, it can be approximately divided to rigid body and nonrigid body, so for the formation targets, that can be regarded as rigid which has a relative position and an identical movement, can be approximately considered as a large target, and be compensated by translational phase with the rule of minimum entropy, but for the most those cannot accord with the approximation of rigid, being the doppler - frequency of the aim is linear changed, by the relax method with short data, increases the resolving performance of multiple target to the aim in the frequency domain, since cross - range resolution is based on the accumulative time, so it is greatly improve the resolution to formation targets by the instant cross - range image which produced by radon - wigner transformation

    低分辨isan成像及干涉技術應用研究一因此直接無法分辨編隊目標的架數,我們借鑒isar的技術,通過較長時間的相干積累,在多普勒頻域上對目標進行分辨。而對于編隊目標,可分為近似剛性的多目標和非剛性的多目標,所以對于可以近似為剛體的編隊目標相對置固定,運動方式一致,可以近似看作一個大目標,採用墑準則對平動相的進行補償,但是大多數並不滿足剛體近似的編隊目標,由於目標在相干積累時間的多普勒頻率近似呈線性變化,通過對較短數據利用relax的時頻分析方法,提高了頻率域上目標分辨的性能。由於橫向解析度取塊于橫向積累時間,所以利用radnwigner變換得到瞬時的一維橫向距離像大大提高了對編隊目標的分辨,對模擬和實測數據的大量分析結果表明此方法的性和可行。
  4. The results showed that the correlation degree of ear length and the number of grains per ear or grain weight per ear or 1000 grain weight was all the maximum in the correlation order, but that of effective ear numbers per plant and the number of grains per ear or grain weight per ear or 1000 grain weight was all the minimum

    結果表明:在關聯度和關聯序中,大麥的穗粒數、穗粒重、千粒重分別與穗長這一性狀的關聯度大,關聯序中穗長全排在首;而穗粒數、穗粒重、千粒重分別與穗數這一性狀的關聯度,關聯序中穗數全排在末
  5. ( 2 ) the lateral deformation is effectively limited by reinforced earth layers and the settlement becomes small. @ the lateral deformation is enlarged on soft foundations, and the settlement becomes large. @ the reinforced earth layers on soft foundations behaves extension. the response behaviors of high sand - gravel embankment are indicated as the following : ? he amplification factor of earthquake acceleration varies with reinforced earth structure. ( 2 ) the basic frequency of the original embankments in different reinforcement conditions is about 0. 76hz. ? the amplitude of dynamic deformation appears small and the dynamic stability is safe

    研究表明:加筋土體能地限制路堤的側向移發展,減沉降變形量;軟基路堤的側向移較大,將顯著地增大路堤的沉降變形;軟基上加筋土墊層中產生的拉應力大;加筋砂礫土路堤在振動荷載作用下動變形反應較,具良好地動力穩定性。
  6. Based on the classification of images, this paper gives out four digital image steganography techniques which have good conceal effect, including low - three - bits hiding strategy, odd - even of hypo - low bit hiding strategy, deviation of adjacent - field hiding strategy and self - adaptive deviation of adjacent - field hiding strategy. on digital watermarking aspect, this paper gives two blind watermarking strategies which have good conceal effect and high robustness, they are single - watermarking strategy based on minimal - value exchanging and multi - watermarking strategy which hides the same watermark copy on the different parts of an image

    在對圖像進行了分類的基礎上,本文給出了四個具較好掩密果的數字圖像隱寫策略,包括低三隱藏策略、次低奇偶策略、鄰域方差策略和自適應鄰域方差策略;在數字水印方面,提出兩個掩密果好且魯棒性較高的數字圖像盲水印策略,分別為基於值交換法的單一水印策略和嵌入同一水印多個副本的多水印策略。
  7. The sfdr and thd are up to 68db and - 61db. the inl and dnl are smaller than 0. 5lsb. the structure of the converter is improved based on traditional one so that the area of glitch is reduced sharply and the dynamic character is improved

    在電路結構上,提出了單電流源中的開關差分控制信號交叉點的優值,並在差分開關上疊加一對常開pmos管,了輸出毛刺面積,改善了動態性能。
  8. Applied the robust estimation theory, it is made a new improved least square method. combined the normal distribution and the laplace distribution, there is created a new distribution model uber distribution in the paper, it is improved the method of the gross location and parameter estimation and is cleared out efficiently the gross error ' s effect for dam safety monitoring model

    應用抗差估計理論,提出一種抗差二乘改進法,結合正態分佈和拉普拉斯分佈,建立新的分佈模式? huber分佈,改進了粗差定和參數估計的方法,地消除粗差對監控模型的影響。
  9. It includes four criterions of locating fault point ? “ transient zero sequence current amplitude law ”, “ stable base wave zero sequence current phase law ”, “ stable seventh harmonic zero sequence current phase law ” and “ s injection law ”. pointing out how the law locate the fault point to minimal fault section by applying these criterions gradually. the law will not only make up the blemishes existing in current methods for single - phase fault location in small current grounding system, but also locate the fault point to minimal fault isolating unit on fault line

    該方法通過將所包含的四個定判據- 「暫態零序電流幅值法」 、 「穩態基波零序電流方向法」 、 「穩態7次諧波零序電流方向法」和「 s信號注入法」 -進行選擇地遞進使用,不僅彌補了目前已電流接地系統單相接地故障選線的缺陷,更將故障定在故障線路故障區段。
  10. The emulational calculating theories of traction power supply system ' s operating charts combine with actual things of engineering design at present in chapter three, to set up traction web current distributing mathematical model, integral distributing mathematical model, locomotive distribution and obtaining current model at every moment, and on which making use of mathematical planning methods to set up mathematical models is based at every moment in every instance interval of the railroads. for instance, instantaneous current, instantaneous voltage descent and effective current, main changing capacity and so on, in addition, there are the minimum power shortage model, the optimal transformer substation location, the least engineering expenditure, the optimal mathematical model of traction power supply system. optimize design ' s algorithm of traction power supply system is introduced in detail in chapter four, where programming idea and realizing method of the computer software are given an explanation

    本研究主要進行了以下工作:結合牽引供電系統運行圖的模擬原理和現行工程設計的實際情況,建立了牽引網電流分佈、積分分佈、任一時刻機車分佈和取流的數學模型;應用數學規劃方法建立了任一距離區間、任一時刻的瞬時電流、瞬時電壓降數學模型和電流、主變容量和主變壓降、功率損失、佳變電所容量、佳變電所置、少工程費用、少運營維護費用和牽引供電系統方案優等方面的數學模型;闡明了牽引供電系統優化設計的演算法和計算機軟體編程思想及實現方法;進行了工程實例計算;後,對牽引供電系統優化設計技術應用進行了總結。
  11. The available phosphorus contents of the run - off from the plot iii and plot iv were higher than that of other two plots " run - off. the nutriments of sediments from the four plots were higher than the nutriments of soil in the plots. the plot ii and plot iv had the higher enrichness degree of total nitrogen than the other two plots ; the available nitrogen enrichness of sediments from plot iv was the highest, that of from plot illwas the lowest ; the available phosphorus enrichness of sediments from plot iv was the highest, that of from plot illwas the lowest ; the available potassium enrichness of sediments from plot ivwas the highest, that of from plot ii was the lowest

    泥沙各種養分含量均高於區內耕作層土壤中的相應養分含量,表現為:第2 、 4區的流失土壤全氮養分富集度高於其餘兩個區;第4區流失土壤氮富集度高,第2區次之,而第1區和第3區的流失土壤氮含量與區內耕層土壤相似;各區流失土壤中速磷富集度為第4大,第3;而第4區耕層土壤中在流失過程中速鉀西南農業大學二oo二屆碩士學論文一積累量大。
  12. At last, the paper solves the depreciation problems of the vessel that is sealed up for keeping and port and dock, bringing forward that the parts that are still worn down during the sealed period should be depreciated and the parts having no or less spoilage should not be depreciated according to the theory of parts measurement. the port and dock, able to be wholly renewed through locally overhauling in turn, should apply the method of replacement accounting to process accountancy. xin dawang ( finance and accounting ) directed by professor : shao ruiqing

    上海海運學院jn :學論義後論述了封存船舶和港口碼頭的折舊問題,本文提出:在部件計價基礎上,船舶封存應只對封存時仍繼續損耗的部件計提折舊,其餘未使用或者損耗很的部件則不計提折舊:港口碼頭可以通過局部輪番大修實現整體更新,每個泊根據大修制度定期進行大修,等到所都經過大修以後,則整個碼頭都同新建的碼頭泊發揮的用相同,進而應運用重置會計對碼頭固定資產進行會計核算,以正確處理港口碼頭的修理支出以及折舊計提問題。
  13. This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic

    本文詳細介紹了薄形組合件自適應識別系統;闡明了圖像的分通道自動採集過程,以及對採集到的原始圖像所進行的預處理方法。通過採用哈夫變換去除偽邊緣點的方法,地解決了識別區域的定問題。針對裝配零件(主要是墊片)薄、導致圖像信息少、識別難度大,以及材質不一導致採集到的組合件圖像亮度波動等問題,提出了使用佳閾值迭代法和使用種子填充的圖像串列分割技術,自適應地找出佳閡值,使墊片和背景分離,從而提取墊片數目信息。
  14. On the basic of a great of literature reading and research on safety of side impact of the car, according to requirement of ece r95, applied madymo6. 2. 1 software, established simulation model of side impact of the car, researched the relationship between side rigidity of the car and passenger injury in side impact, which showed that during first impact the bigger side rigidity was, the more advantaged protection for the car and passenger in a definite range, and which drew a conclusion that the most serious part of passenger injury was pelvis during first impact. then detailed the substructure model by defining bodies, joints, contact types and contact characteristic, researched some improvement approach for side safety of the car, and then analyses a particular case, that was to say to fix vehicle door bar fender on between inner and outer plate of the vehicle door, analyzed the influence of passenger injury when the bar fender was fixed on different position, the result showed that the passenger injury was less when the bar fender was fixed on the height of vehicle door decorate bar. finally, a set of tests were performed, contrasting the simulation result with the test, analyzed the influence of the side rigidity of the car to passenger injury, which showed the test

    本文在對汽車的側面碰撞安全性進行大量文獻閱讀和研究的基礎上,按照歐洲ecer95側面碰撞乘員保護法規的要求,應用多剛體動力學軟體madymo6 . 2 . 1 ,建立了汽車的側面碰撞模擬模型,研究了汽車的側面剛性對乘員損傷的影響,結果表明在「一次碰撞」中,在一定范圍內汽車側面剛性越大,越利於汽車和乘員的保護,同時得出結論,即在「一次碰撞」過程中人體損傷嚴重的部是骨盆;然後通過定義各剛體、鉸鏈、接觸類型以及接觸特性,對該模型進行子結構細化工作,研究了加強汽車側面安全性的若干改進措施,並進行了一個特例分析,即在此模型的車門內外板之間安裝了車門防撞桿,分析了當車門防撞桿安裝在不同置時對乘員損傷的影響,結果表明防撞桿於車門裝飾條的高度時,對乘員的損傷較;後進行了一組側面碰撞試驗,通過試驗和模擬結果的對比,分析汽車的側面剛性對乘員損傷的影響,表明試驗和模擬結果是一致的,從而證明了模擬模型的性以及模擬結果的正確性。
  15. Based on the facts that time of arrival ( toa ) of the first multipath signal is always most close to that of los propagation and angle of arrival ( aoa ) of the first multipath signal is not always most close to that of los propagation among all multipath signals in nlos propagation environment, a location algorithm is proposed to mitigate the influence of nlos propagation, which effectively reduces the feasible region of a ms in macrocells

    依據在非視距傳播環境下存在的以下兩個事實:第一,先到達多徑信號的波達時間總是接近直達波的波達時間。第二,先到達多徑信號的波達方向並不一定接近直達波方向。針對宏蜂窩系統,從移動臺可行域的角度,提出了一種減輕非視距影響的定演算法。
  16. When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other

    得到了以下結論: 1 )樁的相互作用因子隨頻率呈周期性變化,在振動頻率比較低的情況下,樁的橫向相互作用因子也較低,當頻率趨近於零時,相互作用因子也趨近於零; 2 )樁的相互作用因子的幅值隨瑞利波入射角度的變化而變化,在= 0情況下幅值大,且隨入射角度的增加,波動的周期明顯縮短; 3 )樁的相互作用因子的幅值隨著樁與樁間距的增加而減,至s d = 15時,樁的相互作用因子基本趨近於0 ; 4 )在頻率比較低時,相互作用因子幅值隨樁土相對剛度比的增加而顯著增加; 5 )樁頂固接可以地降低群樁的橫向地震響應幅值,由瑞利波產生的群樁應可以忽略不計; 6 )群樁中不同樁的樁的橫向地震響應是不同的,每根樁所在的樁對其橫向地震響應很大的影響;刀樁數的增加並不能減樁的橫向動力響應。
  17. Firstly, the principle of phase gradient autofocus and rank one phase estimate and its advanced are detailed. secondly, it proposes an algorithm of fast maximum contrast phase compensation after discussing its similar algorithm fast minimum entropy phase compensation

    討論了經典的相梯度自聚焦演算法、秩一相誤差演算法及其改進形式;在討論快速熵相補償演算法的基礎上,提出了對比度優相調整演算法,實測數據處理表明了該演算法的性。
  18. The least significant bit of each byte represents the lowest index value : " bytes

    每個元組的「」表示索引值:
  19. The least significant bit of each integer represents the lowest index value : " values

    每個整數的「」表示索引值:
  20. Consequently, it is also the most effective system location for implementing remedial measures. the significant influence of system parameters on the voltage stability are also investigated

    該母線也是採取補償措施來提高電壓隱定性的置,根據電壓穩定圖和特徵值圖可以評估補償措施的果。
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