計算頂距 的英文怎麼說

中文拼音 [suàndǐng]
計算頂距 英文
calculated zenith distance
  • : 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(人體或物體的最上部) crown; peak; top Ⅱ動詞1 (用頭支承) carry on the head 2 (從下面拱...
  • : 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...
  • 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
  1. Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station

    而後又採用cfd數值模擬的方法對溪洛渡水電站主變洞排風拱這種多股氣流匯流的長離通道內的氣流流動進行了分析,提出了「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱各個排風「虛擬分支」風量均勻系數以及阻抗的公式。
  2. According to the engineering practice, the theoretical basis and method that survey directly the horizontal distance and height difference by the total station system as fourth grade and below fourth grade control network are put forward instead of surveying slant distance and zenith distance

    摘要根據工程實踐,提出了用全站儀直接測量平、高差來代替測斜、天作四等及四等以下控制網測量的理論依據和方法,並以張河灣抽水蓄能電站施工控制網為例進行了比較
  3. ( 5 ) the author researches the relationship between the deep foundation ' s shape, area and depth and the deep excavation dewatering. the formula, which calculates the minimum distance between foundation ' s bottom panel and the confined water layer ' s top panel, was put forward

    (五)研究了基坑形狀、面積、深度與深基坑降水相關性,給出了基坑底板至承壓含水層板間的最小離公式,分析了針對不同基坑應採用的降水方法。
  4. 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分支耦合器中分支端間(為工藝製作方便)帶來的附加損耗,提出了低損耗新型y分支耦合器結構,並給出了相關結構參數的優化設方法,我們的理論和實驗測試結果均表明,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。
  5. Structural use of timber - recommendations for the calculation basis for span tables - joists for flat roofs

    建築用木材.第7部分:以指表為基準的推薦標準.第2節:平屋用擱柵
  6. Then we discuss eight properties of basis graph of quasi - fuzzy graph matroid. they demonstrate connection properties, vertex distance, determining the label numbers of the vertices and path existing properties

    這八條性質定理分別討論的是準模糊圖擬陣的基圖的連通性,的充要條件,點標號的確定,路的存在性。
  7. Structural use of timber - recommendations for the calculation basis for span tables - ceiling joists

    建築用木材.第7部分:以指表為基準的推薦標準.第3節: :棚格柵
  8. Y coordinate measuring top to bottom. the coordinates start at the upper - left corner of the form, so if you wanted to draw a single dot 10 pixels from the left and 10 pixels down, you would express the x and y coordinates as

    坐標從窗體的左上角開始,因此,如果要繪制一個離左邊10個像素且部10個像素的單點,則應將x軸和y軸坐標表示為
  9. Abstract : by means of the basic climatic principle and the local astronomical parameters the optimal dip angle, maximum wind pressure borne by the roof material, the depth of the cold - proof ditch and the suitable distance between the greenhouses in chengdu area are calculated

    文摘:應用氣侯學基本原理,當地天文參數與氣候資料,了成都地區節能日光溫室採光面最佳傾斜角,面覆蓋材料承受最大風壓,防寒溝深度及溫室間適宜離。
  10. Obtained by emtp program and the egm, this paper studies on lightning protection performance on 500kv double circuit transmission line the distributed parameter model of tower is built when analyzing the back stroking lightning protection performance for double circuit line, it can truly reflect the spreading course of lightning current on the tower, furthermore, considering the randomness of working voltage ' s phase when lightning strokes the top tower and supposing the probability of lightning appearing arbitrary phase in a cycle of ac is equal, this paper brings forward the statistical method to calculate the rate of back stroking on double circuit line

    本文利用emtp程序、擊法對500kv同桿雙回線路的耐雷性能進行了研究。在分析同桿雙回線路的反擊耐雷性能時,建立了桿塔的分佈參數模型,此模型可以真實地反映雷電流在桿塔上的傳播過程。並針對雷擊塔時,導線運行電壓相位角的隨機性,本文假定雷擊出現于交流一周期的任一角度區間內的概率相等,提出了利用統同桿雙回線路的反擊跳閘率。
  11. Spherical metal tank is measured by light tangent method, and the uncertainty of measurement results is calculated by analysing the centre distance, horizontal angle and left and right tangent distance to the top etc

    環形金屬罐的測量採用光切法,通過分析中心、水平夾角、左右切點天等參數,球形金屬罐容量測量結果的不確定度。
  12. Because the loader and the moduls of elasticity exists part difference in key stratum and combinatorial key stratum, and the formulae of calculating the roof weighting step has difference, so there must be existing big error if we use the formulae of key stratum to calculate the shallow coal seam ' s weighting parameter

    大柳塔1203工作面按照關鍵層得出的板來壓步與實際相差很大,而按照組合關鍵層得出的板來壓步與實際基本吻合。
  13. It can be used not only to infer position of the magnetic body relative to the drill hole but also to make quantitative - semi - quantitative calculation and inverse interpretation and calculation of the distance and depth from head or tail of ore bodies to the known drill hole at surface by rotating an angle so as to design drilling depth, dip angle and orientation of the next drill hole

    其作用不僅可以判斷磁性體相對于鉆孔的位置,而且可以進行定量和半定量,以及經旋轉一角度採用地面方法作反演解釋,礦體頭部或尾部已知鉆孔的離、深度,設下一鉆孔的深度、角、方位角。
  14. The slide mechanism mainly by pushing for and the hydraulic power system with the necessary supporting wireless sensor detection and computer control system and network components, equipment is small in size, light forces, carrying capacity, a high degree of automation, convenient operation flexibility, security and reliability, the slip lifting the weight of components, and standard features such as unlimited distance

    連續推機器人主要由推器、液壓動力系統以及與之配套的傳感檢測和機無線和網路控制系統等組成,具有設備體積小、自重輕、承載能力大,自動化程度高,操作方便靈活,安全可靠性好,被滑移、升構件的重量、尺度和離不受限制等特點。
  15. For every point on contour curves, the support area and support radius were first calculated based on actual distance of adjacent pixels, end points were obtained with linear interpolation technique ; next, the distance between point and its centroid of support area was used as feature strength to determine feature points candidate ; finally, those points with local maximum feature strength were selected as vertices of polygonal

    摘要首先基於相鄰像素間的歐氏出輪廓曲線上每一點的支持區域及支持半徑,用線性插值得到支持區域的端點;然後求得支持區域的質心,以曲線上的點和其相應的支持區域質心之間的離作為特徵響應篩選出候選特徵點;最後將具有局部極大特徵強度的點作為多邊形的點。
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