等響度線 的英文怎麼說

中文拼音 [děngxiǎngxiàn]
等響度線 英文
equal loudness level contour
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits

    論文首次提出並研究了加速模糊函數和加速分辨力的有關概念,並以加速模糊函數為分析工具,詳細討論了加速性相位匹配濾波器的輸出信噪比的損失程、對多卜勒頻率分辨能力的影、對最優相參積累時間的約束關系以及性相位匹配濾波器輸出受加速的容限問題。
  2. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從效均化的角來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影
  3. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式( time - gcm ) ,對重力波的非性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影進行了數值模擬,結果表明,從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非性演化,大氣的非溫結構加速了重力波在中層頂區的破碎,重力波的非性傳播是小尺對流和湍流產生的一個重要的源。
  4. The mechanical environment is described in the paper and then the environments in three different orbits are proposed, called leo ( low earth orbits ), meo ( medium earth orbit ) and geo ( geosynchronous earth orbits ). the influence produced by the atomic oxygen, micrometeorites and debris, ionizing radiation and cold welding under vacuum is presented in the paper. some principles are proposed, which can be as the method to choose materials of the mechanism in space environment

    空間環境中力學環境對可動結構的影直接關繫到機構的設計問題,所以本文第四章中嶽建如:中文摘要浙江大學博士學位論文20024首先詳細論述了空間環境中的力學環境,然後給出了空間環境的三種軌道環境劃分,及每一種環境影因素對空間可動結構設計的影,包括原子氧、離子射、溫、微隕石和碎片以及真空冷焊現象環境因素,提出了材料選擇的原則,為可動結構材料選擇提供了一定的依據。
  5. After that, through discussion about the landscape estimate criterion, the author summarizes it as follows : aspect relation and meaning. then, based on the landscape features of the urban viaduct rail transit along the no. 1 subway in hangzhou, the authors analyzes and summarizes the challenges that we must affront to and comment on the aspect of the styles and colors of the viaduct. at last, from a combined view with city planning, the author puts forward some advice about the improvement on the sculpt and colorific aspects of viaduct

    論文首先分析了高架軌道交通的景觀特點和空間組合模式;通過討論景觀評價的標準,將景觀評價標準總結為外顯、關系、內涵三個方面;然後結合杭州市地鐵一號工程,從外顯、關系、內涵三個方面分析高架軌道交通可能產生的景觀影問題;最後結合城市設計的角,對橋梁的造型和色彩方面提出部分改進意見。
  6. This thesis analyzes the mutual, complemental and fit relationship between technology 、 the corporate supply chain and organizational structure of a corporation in a comparably systematic and complete way based on the mode of integrated management by reviewing, analyzing and summarizing relative references. based on practical definitions of the concepts and variables appearing in the analysis of the relationship, investigative papers have been designed and possible development situations of technology 、 the corporate supply chain and organizational structure of different enterprises have been described in the way of determining the nature. by the statistics and analyses of the investigative papers, relativity, with the method of multi - linearity - regress analysis, and by investigating enterprises " performance in different dimensions and establishing a math mode of the relationship between

    本文在企業一體化管理模式的基礎上,通過文獻資料法對相關文獻進行回顧和總結分析,較系統和全面地論述了企業技術與組織結構、組織結構和供應鏈之間存在的互動、互補和匹配關系,對這一關系中的概念和變量進行操作化定義,設計出三者對應的指標體系的調查問卷,定性描述在不同企業的技術、組織結構和供應鏈的發展狀況,通過對調查所得問卷進行統計分析,運用相關性分析和多元性回歸分析方法,實證調查企業在不同維狀態下的績效,建立企業技術、組織結構、供應鏈與企業的績效之間關系的數學模型,證明企業技術、組織結構、供應鏈和企業績效存在一定的相關性,企業技術、組織結構和供應鏈三者之間的匹配關系可以影和預測企業的績效,只有當企業的各影因素之間相互匹配的時候,企業整體運做的效率和效果將最好。
  7. We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response

    其次藉助ansys有限元分析軟體,對系統進行了模態分析和動力學應分析,獲得了不同天結構參數下的衛星?天系統的固有特性,簡諧應的幅頻特性,隨機振動應的功率譜密,以及沖擊應的最大幅值和恢復時間
  8. Not only the speed, but the handling characteristics, tire grip etc. will influence the driving line a car should take

    不只是速,還有操縱特性,輪胎抓地力都會影到車子的位。
  9. At first, in the process of experiments, it were measured that dry plate pressures drop and point pressures in the flow fields around the single fixed - valve and double fixed - valves under different velocities by using of pitot tube. after that point pressure was transformed to point velocity, two dimensions flow plane of flow fields around fixed - valve were plotted to observe the difference between of the fixed - valve tray with fold edges and the common rectangular fixed - valve tray on the distributions of flow fields and pressures, to provide comparisons and refer - rence for cfd simulation

    在實驗中,利用測速管儀器對在不同速下的單閥和雙閥固定閥周圍的流場進行了點壓力測量,然後把點壓力轉化為點速后繪出固定閥周圍流場的二維流圖,同時測定了塔板的干板壓降,來考察新型固定閥帶折邊后對流場分佈和壓降的影,為隨后的數值模擬提供對比和依據。
  10. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真空微電子器件場致發射理論的基礎上,根據圓錐形、楔形陰極真空微電子三極體的不同特點,分別建立了物理和數學模型,在考慮空間電荷密的前提下,以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況,繪制出了、電子軌跡,並得到了器件電學性能隨幾何參數的變化情況。
  11. 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,系統分析了影黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非性關系,本論文經細致的理論分析,將基本的非性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則數學理論及方法有機揉合,提出了能有效實現這類數據高精擬合的分層篩選法,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位過程的擬合,實現了這一典型非性關系的高精擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  12. We found nuclear deformation lymphocytes with increased heterochromatin and impaired thymus epithelium cells with increased lysosomes and deformation of mitochondrias. ( 4 ) effects on mouse liver of so2 challenge : so2 can cause significant liver injury. he staining showed several kinds of necrosis of liver including spot necrosis, focal necrosis and submassive necrosis infiltrated with lymphocytes, monocytes, few neutrophils and eosinophils ; tem observation showed fatty degeneration with dispersion of fatty droplets and dilation of rough endoplasmic reticulums, acid degeneration with significant hyperplasia of mitochondrias, necrosis of hepatocytes with karyorrhexis and other organelles losing their normal structure

    ( 4 )二氧化硫染毒對小鼠肝臟的組織學結構有明顯影,可引起肝臟點狀壞死、灶狀壞死甚至片狀壞死,伴隨不同程的炎性細胞浸潤;透射電鏡觀察發現二氧化硫可引起肝細胞脂肪變性、嗜酸性顆粒變和壞死,脂肪變肝細胞中可見大小不的脂滴存在,嗜酸性顆粒變肝細胞中可見粒體明顯增生,壞死肝細胞可見細胞核結構破壞,細胞器減少,細胞膜不完整。
  13. Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented

    摘要基於砂井應變固結模型,考慮初始有效應力沿深變化,忽略井阻和豎向排水固結的影,應用平均孔隙比與平均有效應力的對數關系,建立砂井非性徑向排水固結的分層計算模型,並求得常荷載作用下的徑向排水固結解析解。
  14. The influence factors and optimal scheme of connected - triangle surveying with shaft is analyzed in detail. the formula for calculating the lateral transfixion errors of underground traverse with added gyro orientation line is derived strictly, the calculation results show that the accuracy can be increased obviously by the way of orienting added gyro lines

    詳細分析了聯系測量各因素對方位傳遞的影,探討並比較了加測陀螺方位角后地下導的精提高問題,論證了加測陀螺方位角后直伸邊導終點精的嚴密計算公式及陀螺方位邊布測的最佳位置。
  15. 4 - vp - co - buma quaternized with octyl bromide were found to be humi - sensitive material with good linearity, high sensitivity, fast response, high stability at high humidities

    以溴代正辛烷季胺化4vp - co - nbuma為濕敏材料,制備濕敏元件,其具有好、靈敏高、應快、高濕穩定性好優點。
  16. Simultaneously cross - linked and quaternized 4 - vp - co - nbuma was also investigated as humidity sensing materials and showed good linearity, high sensitivity, good high stability at high humidity and high temperature, and durability to organic solvent, etc. sensors based on 4vp - co - buma ( vp / buma = l / l ) with crosslinking and quaternization reaction of 17 hours exhibited a change of three orders of magnitude ( 104 ~ 107 ) in impedance over the range of 95 % rh ~ 30 % rh, showing high sensitivity, and little hysteresis was observed

    元件具有好,靈敏高,濕滯小、高溫高濕穩定性好、耐無水乙醇有機溶劑性能好優點。其中,交聯季胺化17小時配料比為1 1共聚物濕敏元件,在33 rh 95 rh濕范圍內,阻抗變化達3個數量級( 10 ~ 7 - 10 ~ 4 ) ,應靈敏高,幾乎無濕滯。
  17. Meba - co - si was found to be humi - sensitive material with good linearity, high in abstract sensitivity and fast response

    其具有好、靈敏高、應快優點。
  18. 2. through studying the effect of the dredging length, found that it is not a linear relationship between the dredging length and the relatively reduced deposition, for example when dredging exceed a certain length, though the relatively reduced deposition still increase slowly, the depositing volumes begin to decrease

    挖槽長對挖槽效果的影的試驗研究結果表明,河道相對減淤量的增加與挖河長的增加並不成比例性關系,即挖河長超過一定值后,雖然河道相對減淤量還有緩慢增加,但減淤效率開始減小。
  19. It was found that self - assembly films of napss / pdda showed low impedance, good linearity and high sensitivity. impedance of sensors with 25 bilayers of napss / pdda composite film changed linearly for four orders of magnitude ( 10 - 10 q ) over the range of 20 % rh ~ 95 % rh. furthermore it was found that organic / inorganic nanocomposite films exhibit faster response than organic / organic composites

    發現: napssrpdda體系具有阻抗低、好、濕滯小、應快、靈敏優點,其中雙層數為25的濕敏元件在20 rh95 rh濕范圍內具有良好的應,阻抗變化近4個數量級』 l 』 q卜靈敏高。
  20. Soundness level and equal - loundness contours

    級與
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