輻合改進 的英文怎麼說

中文拼音 [gǎijìn]
輻合改進 英文
convergent improvement
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : Ⅰ動詞1 (改變) change; transform 2 (修改) revise; alter; modify 3 (改正) rectify; correct 4 ...
  • : 進構詞成分。
  • 改進 : improve; make better; better; mend; improvement; perfection; melioration
  1. Secondly, according to the characteristics of few hubs in the practical hub and spoke airline network, the shortest path algorithm is improved, and an exact algorithm is proposed to solve the airline network robust optimization model, with which robust solutions suitable for various possible scenarios are obtained

    然後結中樞射航線網路實際應用中樞紐個數少的特點,對最短路演算法加以,提出了一種求解航線網路魯棒優化設計的精確演算法,得到了適用於多種可能情景的魯棒解。
  2. Emphasis is laid on the new methods of post - functionallization in terms of plasma graft copolymerization, supercritical carbon dioxide graft copolymerization and solid state mechanical chemical graft copolymerization, and some renovations to the traditional post - functionallization in terms of solvent graft copolymerization, radiation graft copolymerization and solid phase graft copolymerization

    本文重點介紹近年來后功能化的新技術如等離子體接枝、超臨界二氧化碳接枝、固相力化學接枝和縮接枝以及傳統方法比如溶液接枝法、射接枝法和固相接枝法的更新與
  3. A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )

    設計了一種基底鉆周期圓孔結構的電磁(光子)晶體貼片天線,用fdtd方法並結pml吸收邊界條件對該天線行了研究,結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多方面的性能善,與普通天線相比,基底中的表面波受到很大抑制,天線的帶寬增加,遠場方向圖上天線的旁瓣和背瓣被明顯削弱,向前射的增益由原來的12db增加到26db ,增加了14db ,比文獻上報道的gonzalo等人的研究結果提高了4db 。
  4. Rainfall and vertical profile of hydrometers are retrieved for land and ocean using tmi 1b11 data. the comparison of retrievals of gprof v6. 1 and v6. 2 with ground - based radar and gauge data on land and pr data on ocean show that the gprof - v6 algorithm can retrieve rain intensity much well and indicate vertical distribution of hydrometers mainly. as far as retrieved precipitation area, it is better for convective precipitation type than stratified precipitation type

    將陸地的反演結果與地基雷達資料和地面雨量計資料行比較,海洋的反演結果結trmmpr的降水產品行比較,結果表明: gprof - v6演算法反演的降水產品可以較好地反映降水強度並反映降水的主要垂直結構;在落區方面,對流降水反映較好,層雲降水則較差;雲-射數據集的擴充與可提高反演精度。
  5. An array of benefits is provided with the application of the integrated system, such as high cop & spf, energy saving, small fluctuation with the ambient temperature, improving the conflict between the fresh air supply and energy consumption and etc. 3. a comparison has been made on ground - source heat pump ( gshp ) with the air - source heat pump ( ashp )

    地源熱泵聯射地板對房間行冷暖聯供,既具有地源熱泵季節性平均性能系數高、土壤蓄熱能力強、隨環境溫度波動小等優點,且能善空氣源熱泵系統新風供給量與耗能之間的矛盾關系。
  6. Based on apdl, the design language of finite element analysis software ansys, and visual c + +, the software on acoustics design of underwater cylindrical shell structure is developed. when input parameter of the cylindrical shell in the interface redeveloped in this paper, the software execute the batch file of apdl in the vc process to establish the finite element modal and carry out the analysis, the analysis result and the vibration mode can also be displayed. furthermore, the software has been developed to process the acoustics optimization design of the finite cylindrical shell with stiffener in appointed frequency range

    本論文從便於工程實際應用出發,對使用有限元分析軟體行二次開發以方便結構振動分析及結構設計的方法和過程行了研究,在此基礎上對水下航行器圓柱殼體的結構聲學特性行了分析,在指定頻率區間,對結構以振動射聲功率級為目標函數行了部分參數的結構優化設計,與此同時,為了方便有限元分析軟體的使用和簡化設計過程中大量重復的工作,利用ansys提供的參數化設計語言apdl ( ansysparametricdesignlanguage )結vc對有限元軟體ansys行了二次開發,形成了一體化的水下圓柱殼體結構聲學設計軟體。
  7. According to practice of transient electromagnetic operators, this paper will introduce a new multi - aperture transient electromagnetic method integrating a lot of simulation experiment data on the base of its primary theory and transmission rule. in the end, result shows this new method can improve so much direction of electromagnetic field that it increases lognitudinal resolving power

    本論文根據瞬變電磁法勘探工作者的實踐,利用電磁波運動學特徵在討論其基本原理和電磁波傳播規律的基礎上,結在論文過程中行的大量模擬實驗資料,一步引入了多孔徑瞬變電磁發射場源,實驗結果分析證明採用瞬變電磁多孔徑發射場源善了射場的方向性,提高了瞬變電磁法勘探的垂向分辨力。
  8. A rectangular box simulating the axial box of the lathe tool is manufactured ; experimental measurements of the surface vibration on the rectangular box and the acoustic field around the rectangular box corresponding to firstly a series of a homogeneous excitation and secondly two iii independent white noise excitations are taken in a semi - anechoic chamber. taking the vibratory properties as input, the properties of the sound field are calculated by the evsbpm and the sdsbpm respectively. the effectiveness and reliability of the evsbpm and the sdsbpm for the calculation of acoustic radiation problem is further verified from the comparison of the calculated results and measured ones

    第五章設計加工了一模擬機床主軸箱的長方箱體,在半消聲室環境下,分別對其在單點處一系列簡諧激勵作用下和兩點處的獨立白噪聲激勵作用下的振動及其射聲場行了實驗研究和分析計算,通過計算結果和實測值之間的比較,一步驗證了體積源邊界肥工業大學搏士學位論文點方法和統計分佈源邊界點方法計算振動聲射問題的有效性和可靠性。
  9. Secondly, the article begins with changing the original chip and selects a new type of chip, max1479, which has more emission power, constitutes a new communication protocol, and designs the circuit and program. in the end, this article analyses the influence of environment on the antenna. meanwhile, it also analyses characteristic of the antenna by using electromagnetic theory, and then designs a kind of inverted - f antenna

    其次,本文從射頻晶元型入手,選用一款專用於汽車電子並具有更高發射功率的射頻晶元max1479 ,重新制定通信方案,設計硬體電路並編程調試;最後,本文分析了環境因素對天線射的影響,應用天線和電磁場理論對天線的特性行分析,設計一種倒f型天線和螺旋天線相結的天線結構,並用hfss軟體和cst軟體模擬。
  10. This thesis contributed to the comprehensive study of the finite - difference time - domain ( fdtd ) method and its application to the numerical computation of radiated electromagnetic fields in switched mode power supplies. the work includes mainly three parts : the study on the performance of pml absorbing boundary condition applied to pseudo low frequency electromagnetic problems ; the validation of the fdtd method with pml absorbing boundary conditions and the corresponding computer software based on the numerical study of the electromagnetic field of an electric dipole antenna, and its application to the numerical computation of radiated electromagnetic fields in switched mode power supplies ; the development of an improved alternating direction implicit finite - difference time - domain method

    在綜前人工作基礎上,本文對時域有限差分( fdtd )法及其在開關電源射電磁場數值計算中的應用行了系統的分析和研究,其核心內容包括:偽低頻電磁場數值計算中pml吸收邊界條件性能的研究;基於基準問題?電偶極子天線三維射電磁場,驗證了本文構造的基於pml吸收邊界條件的三維fdtd法及其計算軟體,並應用於高頻開關電源射電磁場的數值分析;提出了一種的交替方向隱格式時域有限差分法。
分享友人