弧根 的英文怎麼說

中文拼音 [gēn]
弧根 英文
arc root
  • : 名詞1. [數學] (圓周的任意一段) arc2. (古代指弓) bow
  • : Ⅰ名詞1 (植物的營養器官) root (of a plant) 2 (比喻子孫後代) descendants; posterity 3 [數學] ...
  1. Chagan sag is a secondary tectonic unit in chagandelesu depression, northeastern yingen - eji ' naqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc at the connection region of north china plate * tarim plate and kazakstan plate, with the character of erogenic belt. in working area and its adjacent area, the forming tectonic setting of indosinian intrusion was that orogenic belt pressed strongly, intracontinental subduction ; that of early yanshan movement epoch was the stress field transferred from compression to extension meanwhile the incrassate crust of orogenic zone turned to extensional collapse ; and that of early cretaceous volcanics was that the area structure extensional collapse further more during the post period of orogenic phase

    查干凹陷屬于銀?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元,其盆地基底為古生代時期華北板塊、哈薩克斯坦板塊和塔里木板塊交接部位形成的陸緣或島褶皺帶,具有古生代造山帶的性質。研究區及鄰區印支期侵入巖形成於造山帶強烈擠壓陸內俯沖的構造環境;燕山早期侵入巖形成於由擠壓轉向拉伸、造山帶的增厚陸殼開始發生伸展垮塌的構造環境;早白堊世火山巖形成於造山期后進一步發生伸展垮塌的區域構造環境。
  2. Chagan fault depression is a secondary tectonic unit in chagandelesu subbasin, northeastern yingen - ejinaqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc with the character of erogenic belt at the connection region of north china plate, tarim plate and kazakstan plate

    查干德勒蘇凹陷屬于銀?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元。其基底為古生代時期華北板塊、塔里木板塊和哈薩克斯坦板塊交接部位的陸緣或島褶皺帶,具有古生代造山帶的性質。
  3. According to the fact that freeze - resisting measure is needed to be taken for the gates operating in winter and low head arch gates, electrothermic freeze - resisting device is designed in this thesis

    本文據冬季有運行要求的閘門及低水頭形閘門需要採取防凍措施的實際情況,研究設計了一種電熱型防凍裝置。
  4. Based on the principal of fuzzy clustering, the paper puts forward a new method for extracting circular arcs on curves. the proposed method can extract circular arcs accurately, and has been applied to extracting arcs on hipbones contour

    據模糊聚類原理,本文提出了一種用於圓提取的方法,能精確地提取出曲線中存在的圓,已應用到股骨頭輪廓圓的提取。
  5. Secondly, on the base of the analyzing design characteristic, this paper presents theoretical basis according to " design specification about steel gate in water conservancy and hydropower engineering " ( thereinafter for short specification ). it introduces module design means of hmvcad system. in the light of this means, it develops the module that can design the gate according to original data and specification automatically, the module of making the original design by user ' s experience, the module of majorized adjustment, the module of alarm device

    其次,本文在分析了形閘門設計特點的基礎上,按《水利水電工程鋼閘門設計規范》 ( dl t5039 - 95 ,以下簡稱《規范》 )給出了設計的理論依據,介紹了hmvcad系統的模塊設計方法,據此研製了能據原始資料自動按規范設計的程序模塊,以及據用戶經驗進行初步設計、優化調整、預警裝置等功能模塊。
  6. The sources of these internal transients are everyday items, such as air compressors, arc welders, pumps, elevators, switching power supplies and other inductive loads

    這些內部電涌的源是每天都會使用的設備,如空氣壓縮機,電焊接機,泵,電梯,開關電源和其他的感應負載。
  7. Mjc : the sources of these internal transients are everyday items, such as air compressors, arc welders, pumps, elevators, switching power supplies and other inductive loads

    這些內部電涌的源是每天都會使用的設備,如空氣壓縮機,電焊接機,泵,電梯,開關電源和其他的感應負載。
  8. The device sends out various random disturbance signals to the balancing valve circuit of the hydraulic system for the radial head check gate operating at the worst condition by using a computer

    模擬實驗裝置據工況最為惡劣的門啟閉機液壓系統的平衡閥迴路製作,採用計算機隨機給出各種干擾控制信號。
  9. Extremity super mascara miracle mascara, formed by reticulate intelligent inductive gel technique ; raises the eyelash from the root to the end, curls eyelash with 30 degree instantly, keeps rising up, create long time curling effect

    神奇睫毛膏,創新于網狀智能感應凝膠體技術,由睫毛部至稍部向上提升,瞬間將睫毛卷出30度完美線,持續上揚,創造長時間不變的卷翹妝效。
  10. According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given

    據平面剛架穩定性能量法特徵值方程(通式) ,考慮形鋼閘門主框架柱的柱端約束的特殊情況,求出撓曲線函數(試解函數)通解,得到形鋼閘門主框架柱穩定性計算長度系數方程。其中門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。
  11. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外突成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界條件、變分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓,拋物線,雙曲線,橢圓等.然後據等效原理,推導非對稱圓矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫隙天線的工程設計
  12. With the new - simple method, the equation of circle - arc - enveloping curve are deduced. also the relationship between the arc radius, the radius of center distribution and the distance of centers is given to avoid undercutting

    文中採用新方法推導出了圓包絡線轉子型線方程,還給出了避免出現切現象的圓半徑、圓圓心分佈圓半徑以及中心距三者之間的關系。
  13. The fcaw process shall not be used for the root pass of single - sided joints

    藥芯焊絲電焊工藝不用於單面焊接接頭的部焊道。
  14. Breakthrough lash extending brush has a curved side to lengthen and curl lashes. flat side to build up baby lashes

    突破性雙面刷頭,型刷頭自然拉長及卷翹睫毛,並使睫毛分明;平型刷頭完美塑造嬰兒般絨羽美睫。
  15. According to the characteristics of strata, tectonization and magmatism within the research area in the southwest margin of north china paleocontinent, and under the ideological guidance of mobilism and systematology, the geotectonic framework of the area could be divided as follows : ( 1 ) the longshoushan mountains continental margin ; ( 2 ) the hexi corridor back - arc basin ; ( 3 ) the northern qilianshan mountains suture zone ; ( 4 ) the central qilianshan mountains dispersion type island arc terrane ; ( 5 ) the southern qilianshan mountains back - arc basin ; ( 6 ) the qaidam massif

    據本區地層、構造、巖漿作用特點,在「系統論」 、 「活動論」思想指導下,釐定華北古大陸西南邊緣的構造格局如下:龍首山陸緣帶、河西走廊后盆地、北祁連縫合帶、中祁連離散型島地體、南祁連后盆地、柴達木地塊。
  16. Instead, the pitcher took the ball and threw it on a high arc to right field, far beyond the reach of the first baseman

    但是,投手拿到球后,傳了一個大線,把球投到了右半場,這樣一壘手本接不著。
  17. Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical

    通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電的發展,靜電場力對電的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電長度及電半徑等參數,得到了不同階段電(電階段、電發展階段及完全閃絡)的發展速度、臨界電長度均隨覆冰水電導率的增加而減小。
  18. The continent in mid - westhern inner mongolia is composed of a microcontinent, three volcanic island arcs and three back - arc basins, which are north china microcontinent, baiyun obo back - arc basin, bainaimiao volcanic island arc, wendurmiao back - arc basin, sunitezue - xilinhaote volcanic island arc, hegenshan back - arc basin and erlianhaote - xilinguole volcanic island arc respectively

    摘要內蒙古中西部大陸由一個微大陸、三條后盆地和三條火山島,即華北微大陸、白雲鄂博后盆地、白乃廟火山島、溫都爾廟后盆地、蘇尼特左錫林浩特火山島、賀后盆地和二連浩特錫林郭勒火山島組成。
  19. Gmaw short - arc tack welds shall not be incorporated into the root pass

    熔化極氣體保護焊-短點焊焊縫不能與部焊道合成一體。
  20. Hot rolled steel equal flange tees with radiused root and toes. dimensions and tolerances on shape and dimensions

    熱軋等邊園弧根t型鋼.尺寸和形狀尺寸公差
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