支距測法 的英文怎麼說

中文拼音 [zhī]
支距測法 英文
offsetting
  • : Ⅰ名詞1 (分支; 支派) branch; offshoot 2 (地支) the twelve earthly branches3 (姓氏) a surname...
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the

    研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時和可回車車頭時的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據持;同時,還提出了觀超車率的實驗方以及量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查和模擬程序中模型參數標定和驗證的數據採集方
  2. The numerical and experimental results of this y - branch structure indicate that the proposed y - branch structure, without extra fabrication technologies, has a lower excess loss as compared with the conventional ones. optimal designs of the structural parameters for the multimode interference coupler are carried out. low loss and high uniformity of the multimode interference couplers are achieved when the waveguide is weakly guiding

    研究了y分耦合器中分頂端間(為工藝製作方便)帶來的附加損耗,提出了低損耗新型y分耦合器結構,並給出了相關結構參數的優化設計方,我們的理論計算和實驗試結果均表明,該新型結構可以在常規光波導製作工藝下提高器件的指標。
  3. Application of arbitrary straight line offset method to highway surveying

    任意直線在公路量中的應用
  4. With the trend of emphasis on concealable attack and forcible ruin to military supporting systems, passive locating methods can be seen as an important direction to the development of locating methods and perfection to existing locating systems. passive locating methods have the merits of far distance, concealable receiving and low probability to be detected, compared to active locating methods. so, passive locating system can help to improve viability and battle effectiveness of the whole system in the electronic war environment

    在越來越強調軍事援系統隱蔽攻擊和硬殺傷的趨勢下,採用被動方式工作的無源定位方作為定位方發展的一個重要方向和對現有定位系統的完善,較有源定位方具有作用離遠、隱蔽接收、不易被對方發覺的優點,對于提高系統在電子戰環境下的生存能力和作戰能力具有重要作用,同時在航海、航空、宇航、偵察、控、救援和地球物理學研究中有著廣闊的應用前景。
  5. In this article, a new design scheme of the fault locator for hv transmission lines is presented, which can realize both travelling waves location and fault analytical location

    本文設計了一套高壓輸電線路新型故障裝置,同時為行波和故障分析的實現提供了硬體持。
  6. The approaches establish a relationship between monthly precipitation abnormality and monthly circulation, soil moisture and temperature on the shallow and deep layers. the relationship is the precipitation diagnostic equation and its coefficients and dimensions are determined by using the observed data of huai river basin. then we select the main soil moisture and temperature attributing factors by the dimensional analysis to establish a forecasting equation of summer precipitation over huai river basin with the statistic approach

    通過將大氣中的熱量、水汽收方程與一個簡化的兩層土壤溫度、濕度方程相結合,並依據月尺度大氣環流的演變特徵,推導出月降水平與500hp月平均高度平場、土壤深淺兩層溫、濕度的關系;利用臺站觀資料,使用統計反演方確定方程中各項的系數和量級,從而找出影響降水的主要土壤溫、濕因子;利用統計方建立這些因子與淮河流域夏季降水異常之間的簡單線性預報方程,並對1992 - 2000年淮河流域夏季降水趨勢進行回報。
  7. Aerospace ; offsettings ; directions for design and examples

    航空和航天.支距測法.結構和示例說明
  8. Setting out circular curve with the offset of arbitrary direction line method

    任意方向線設圓曲線
  9. Application and discussion on the chord offset method for construction survey in underground engineering

    弦線在地下工程施工量中的應用探討
  10. Research on long distance sub wire carrying out measure way

    導線貫通量方研究
  11. Compared with conventional methods, the proposed method is not disturbed by reflected waves from tee joints or other resistance discontinuities, and is not influenced by fault type, and can recognize the reflected wave from the fault point even when the fault point is near to the measuring terminal ( so - called dead - zone ), and simultaneously, the method reduces the influence of wave speed uncertainty

    與傳統的行波相比,這種方不受電纜分接頭或其他阻抗不匹配點反射波的干擾,不受故障類型的影響,在近區也不存在無識別反射波的問題,同時也減少了波速不確定性對精度的影響。
  12. Through research on principle and approach, this paper puts forward three new methods in power cable fault location. the first method is based on wavelet reconstruction, and the measured signal which is the difference between the faulty and sound phase current under the high voltage pulse excitation, is transformed using wavelet, and the high frequency component is reconstructed at single scale

    基於小波重構的電纜故障採用脈沖電源作用下故障相與健全相的電流差作為量信號,利用小波變換對其作多尺度分解,然後對信號在高頻下進行單重構。
  13. In order to fully develop the theory of squeezed branch piles, in particular, the justification of its superior performance in terms of the bearing capacity and sinking displacement, we have derived the analytical formulas of the axial load and the strain at arbitrary depth ; based on existing static loading test results and research on belled pile, together with the analysis of on - site testing data, we have applied the expand theory on sphere holes to the computation of radial stress of squeezed branch piles under hole expansion ; taking the oil pressure of hole expansion in to account, we have find the a branch force under certain hole pressures, hence we can estimate the maximum bearing capacity of single piles ; we have introduced the experiential formulas for the bearing capacity of squeezed branch piles based on its stress characteristic and pile testing data ; we have also done numerical simulations of squeezed branch piles utilizing finite element method software ansys ; we have matched the simulation res ults with those of on - site basic load experiments, regenerating the distributions of stress fields and strain fields of squeezed branch piles, and from those distributions, we can determine the optimal distances between plates and piles

    為了完善盤樁的設計理論,探求盤樁高承載力和低沉降量的內涵,本文推導出了盤樁任意深度的截面荷載以及位移隨深度變化的理論公式;基於已有的靜載試驗成果及有關擴底樁的研究成果,從對現場試數據的分析,將球形孔擴張理論引入到盤樁擴孔時徑向應力的計算,考慮到擴孔時的油壓數據,求得某一孔壓下的盤力,據此估算單樁極限承載力;同時根據對盤樁的受力特點和試樁數據的分析,提出了盤樁承載力計算的經驗公式;用有限元分析的方,利用大型有限元分析軟體ansys對盤樁進行數值模擬,並將模擬結果同現場的靜載試驗結果進行對比,再現了盤樁在荷載作用下土中應力場和位移場的變化,根據應力場和位移場的變化范圍,指出最佳盤間和樁間;為盤樁的設計和施工提供了一個可量化的設計依據。
  14. This paper makes a study of the simple fault detecting of oil field power system realizing by computer, proposes to apply the theory of traveling wave location and has the clarity of mathematical model concept and high automation. to the power delivery system with many emitting branches, it has a practical sense to save computer operation period and memory, making software design and simulation

    本論文研究油田電力系統簡單故障檢的一種計算機實現方,提出利用互感器模型的行波理論,數據模型概念清晰,自動化程度較高,對架空輸電線路放射式分路較多的電網能顯著節省機時和內存,並進行軟體設計與模擬,具有一定的實用意義。
  15. 8 computer program, then used to calculate di stance matrix with kimura ' s two - parameter method and construct phylogenetic trees by applying neighbor - joining and maximum parsimony analyses using mega2. 1 computer program. bootstrap analyses were carried out to evaluate statistical reliability based on 500 resamplings of the data set

    新鮮或硅膠乾燥樣品被用於總dna提取並用於pcr反應, pcr擴增產物回收后直接用於序反應,序列數據經chstalx1 . 8軟體排序后,採用mega2 . 1軟體根據kimura 』 s雙因子計算遺傳離,並應用鄰接( neighbour - jointing )和最大簡約( maximumparsimony )構建系統樹, bootstrap( 500次重復)評估分可信度。
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