計算密度 的英文怎麼說

中文拼音 [suàn]
計算密度 英文
bulk density
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
  1. Based on characteristics and connectivity of the groups in molecules, the group contribution method and topological method was combined together, a new method was developed which can be used to calculate the density of alkyne from molecular structure

    摘要根據分子中基團的特性和連接性,將基團貢獻法和拓撲方法結合在一起,發展了一種炔烴的新方法基團鍵貢獻法,該方法具有基團貢獻法適用范圍廣和拓撲方法結果準確可靠的特點。
  2. There has been many papers to discuss the in - medium quark and gluon condensates in nuclear matter which use the models with su ( 2 ) l su ( 2 ) r sym - metry. now, we make use of the chiral model su ( 3 ) l su ( 3 ) n including the baryon octet to discuss the quark condensate < qq > in strange matter, where q is an up or down quark field. on the one hand, from the experimetal data, it is found that < qq > vac = - ( 225 25mev ) 3, on the other hand, with the hellmann - feynman theorem, quark condensate can be evaluated on the hadronic level. in this paper, we will investigate the quark condensate in strange matter with the chiral symmetry su ( 3 ) l x su ( 3 ) rspontaneous breaking lagrangian to obtain the variation of the quark condensate in the strange matter when the baryon number change. it can be applied to understand the neutron stars when the neutron star are considered to be constructed by the strange matter. because nertron stars are homogeneous and at very low temperature, we will use the mean - field approximation and zero temperature throughout this paper

    鑒于已有大量文獻討論了核物質中的夸克凝聚,本文將討論在奇異物質中的夸克凝聚。而在介質中的夸克凝聚的基本公式可由hellmann - feynman理論導出,所以運用手征對稱自發破缺拉氏量以及平均場近似,我們就可以討論在奇異物質中的夸克凝聚,由所的結果表明: ( 1 )奇異物質中的夸克凝聚隨奇異物質的增大而單調減小。 ( 2 ) -凝聚的出現對衰減率有影響。
  3. Calculations of the density of alloys based on bernal - type models of the alloys metal component agreed fairly well with the experimentally determined values from measurements on alloys consisting of a noble metal together with a metalloid, such as alloys of palladium and silicon, or alloys consisting of iron, phosphorus, and carbon, although small discrepancies remained

    對于合金,以伯納爾建立的金屬模型為基礎的,很大程上等同於實驗中測量的結果,測量是針對于貴重金屬和非金屬的合金,比如說,鈀和硅的合金,或者由鐵、磷、和碳組成的合金,盡管還存在一些小的差異。
  4. We use fuzzy mathematical morphology to remove noise and dust which can lower noise successfully and also make up a loss of intensity caused by fluorescence blench. to acquire the target region, we purpose automatic gridding method based on image segmentation for image with irregular spots, it ' s segmentation through threshold. this method is presented simply and fast

    在網格定位中,本文針對信號點不規則的晶元圖像提出了基於圖像分割的自動定位方法? ?閾值分割,該方法簡單快速,但對于光分佈不均勻的信號點,可能會去掉部分微弱信號,降低了的準確性。
  5. Bolero is a joint project, aimed at the use of e - b / l

    目前國際黑客對各國機系統中高敏感保信息的攻擊和竊取正在日益上升。
  6. In conclusion, it is primarily described that the expectable social and economical benefits of this mis are great, and the design can be fulfilled smoothly. the difficulty of this thesis is : not only think about the coordination each other synthetically on workers, equipments, technologies, data and user ' s priorities, different project and different continuation day, but also must ensure that it is agility, controllable and safe when the data be transmitted on internet or intranet

    本管理信息系統強調是針對無形的數據信息產品( gis等海量數據)的生產管理信息系統,不是單純的統,還要實施嚴的控制,除需要綜合考慮人員、設備、技能技術、權限、工程、工期在劃調方面的協調性外,還需要強調海量數據信息產品的原始數據、半成品、成品在網路上流動的靈活性、可控制性和安全性。
  7. Thus the use of steel fiber reinforcement concrete in corbel can avoid complicated calculating in design, and the diminish difficulty of construction, at the same time when corbel ' s dimension can not be increased the reinforcement concrete corbel ' s ultimate load capacity and anti - seismic performance can be improved by the addition steel fiber into concrete. this method has become a kind of applied method and is highly concerned by the domestic and international academe and engineer group

    因此,在配筋集的牛腿中使用鋼纖維混凝土可以避免設時繁雜的配筋、減小施工難,同時在牛腿截面尺寸不能增大的情況下,可以通過加入鋼纖維來提高鋼筋混凝土牛腿的承載力和抗震性能,用鋼纖維加入鋼筋混凝土牛腿已成為一種實用方法受到了國內外學術界和工程界的極大關注。
  8. The results from the pollen densitometers indicate the number of pollen grains sucked into a device per square millimeter of the aperture.

    花粉顯像結果,可以表明每一平方毫米孔徑上吸入的花粉粒數。
  9. Densitometry was used to calculate peak particle diameters

    使用去推粒孚的最大直徑。
  10. This dissertation presents a hypoelastic constitutive model with four material constants in describing the mechanical behavior of granular materials under loading. analysis results of the model have good coincidence with those of triaxial experiment of the standard sand under different relative density. the model can describe the contractant and dilatant phenomena of granular materials

    提出了一種含4個材料常數的亞彈性本構模型,來描述散粒體在加載時的力學行為,本模型的分析結果與不同相對下標準砂的三軸實驗可較好地吻合,能反映散粒體的剪縮、剪脹現象,還對如何用三軸實驗數據來確定這4個材料常數,給出了適宜的方法。
  11. Only when it takes humidity ratio h / ? as independent variable instead of absolute humidity h in researching and calculating the influence degree of the humidity on the discharge voltage, the emendation coefficients of relative air density and humidity can be independence, and can reflect the influence degree of atmospheric parameters on outer insulation discharge voltage actually

    當以比濕h代替絕對濕h為自變量研究和對放電電壓的影響程時,相對空氣校正系數和濕校正系數才能相互獨立,才能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程
  12. The tsf method combines efficiently llsf and tri - cubic spline interpolation, learns from others " strong points to offset one ' s weaknesses, so has rapidity and high accuracy of computation and is suitable for contour surface drawing in real - time. 3

    該方法綜合多元樣條擬合法與局部加權最小二乘法,揚長避短,不僅保證了逼近精,提高了,而且加的結果可直接應用於等位面的實時顯示。
  13. Round these two respects, how to structure security elliptic curve cryptography and the implementations of ecc is first discussed in this paper. then we have analysed especially the scalar multiplication on the elliptic curves, and present a new algorithm to quickly implement the fixed point scalar multiplication according to the idea of interleaving exponentiation algorithm and power division. this algorithm is much faster than fixed - base windowing method ; and a little faster than fixed - base comb method

    圍繞這兩個方面的問題,本文首先討論了如何構造安全的橢圓曲線碼體制和橢圓曲線碼體制的應用;然後重點分析了橢圓曲線上數乘運的快速實現,並結合interleavingexponentiation演法和冪分割的思想,提出一種固定點數乘的快速演法,該演法的明顯快于fixed - basewindowing演法,稍快于fixed - basecomb演法。
  14. To improve computing precision, the latter applies interpolating function of curved - quadrilateral element containing six npdes to thicking the influence surface of grillage. compared with lagrangian interpolation for rectangular element and triangle plane interpolation, this way not only improves computing precision but be more suitable for the curved - bar grillage analyzing method introduced this paper

    為了提高,本文應用六結點曲邊四邊形單元插值函數加梁格影響面,與矩形單元拉格朗日插值及三角平面插值方法相比,不但提高了,且更適于曲桿梁格分析。
  15. This paper introduces two methods of computing density and enthalpy : combination of " sectional average value " and " look - up tables " will improve the temperature resolution to 0. 1, that is / 0. 1 and h / 0. 1 ; " mathematical simulation " method will get density and enthalpy value with error less than 0. 01 %

    在本文中,提出了兩種計算密度值和熱焓值的方法:用「區間平均值法」與查表法相結合,來求值和熱焓值,可將求的值和熱焓值所對應的溫解析,提高到0 . 1 ,即0 . 1 、 h 0 . 1 。
  16. The steady improving of calculating speed and decryption technology makes it not enough to provide security for the existing algorithms with the continuing development of computer hardware

    隨著機硬體技術的不斷發展,與解技術的不斷提高,現有演法已不能夠提供足夠的安全性。
  17. The fft inversion method is fit for reconstruction of density distribution with sharp peaks and complex shape. the results of numerical simulations of this method show high inversion accuracy and fast calculation speed

    快速傅立葉變換法適合於重建具有陡峭波峰和復雜形狀的等離子體分佈,數值模擬的結果表明該方法具有高和速快的特點。
  18. In the calibrating process, complicated measurement is avoided and the calibration is fast and easy to carry out, which simplifies the calibrating procedure. the experiment results show that the space measurement accuracy is better than 0. 15mm

    這種參數分離法避免了標定過程中對空間點坐標的測量過程,不需要復雜精的測量設備,快,試驗表明傳感器的精達到0 . 15mm 。
  19. Standard test method for calculating the concentration of fill gas in a sealed insulating glass unit using measurements from an oxygen analyzer

    用氧氣分析儀測量法封絕緣玻璃裝置中的填充氣體的濃的標準試驗方法
  20. Chapter four introduces the basic theories of continue hidden markov models ( chmm ). the new method of faults diagnosis based mixture density chmms directly by the vibration ar coefficients vectors of rotating machine is proposed, and then the dynamic patterns presented in run - up process of rotor machine are successfully recognized. at last compares the two faults diagnosis methods of dhmm and chmm, and points out the advantages and disadvantages of the two methods

    第四章:在連續隱markov模型( chmm )的基本理論基礎上,提出了直接利用振動信號ar系數特徵矢量序列建立混合chmm的故障診斷新方法,並對轉子升速過程的振動模式進行了成功的識別;對dhmm和chmm故障診斷方法進行了對比分析,指出dhmm方法具有演法穩定、快、識別精高等特點,對于chmm方法只要通過合理選擇特徵參數也能得到高的識別精
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