free surface of water 中文意思是什麼

free surface of water 解釋
自由水面
  • free : adj (freer; freest)1 自由的,自主的;自立的。 a free action 自由行動。 free competition 自由競...
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  • of : OF =Old French 古法語。
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  1. Finite volume method is appilied in numerical modeling of the flow in no - pressure tunnel of high water reservoir in this paper. i select standard k - turbulence modeling that put forward by launder and spalding in 1972 by weighted poly - turbulence modeling. the difficulty is that there is free surface in flow, but free surface problem ' s calculating region is indefinitely

    本文利用有限體積法對高水頭下水庫無壓泄水洞水流進行了紊流數值模擬,根據多種紊流模型的優缺點進行比較,選擇了launder和spalding於1972年提出的標準的k ?紊流模型。
  2. 1, product uses : wall panels, ceiling panels, fire panels, waterproof panels, boxes, etc., can be substituted for wood plywood so qiangqun, doors and windows shutter panels, furniture, etc., as well as by the need to reconcile painting, water painting, and processed into various types of panels face and can be used for the basement, air and mine, moist environment works, but also with a variety of heat preservation material composite, manufactured composite food warming plate 2, product characteristics : bolivia has a magnesium plates withstand high temperatures, fire, acoustic vibration, waterproofing curing, pest control, light corrosion, drug - free tasteless clean, the paint can be directly with noodles, available gas nails, direct, tiles, surface better color

    1產品用途:墻板,吊頂板,防火板,防水板,包裝箱等,可替代木質膠合板做墻裙,門窗板門板,傢具等,也可根據需要做調和漆,清水漆,並可加工成各種類型的板面,同時可用於地下室,人防和礦井等潮濕環境的工程,還可以與多種保溫材料復合,製成復合保溫板材2產品特性:玻鎂板具有耐高溫阻燃吸聲防震防水防潮防蟲輕質防腐無毒無味無污染可直接上油漆,直接貼面,可用氣釘直接上瓷磚,表面有較好的著色性。
  3. Two commonly used methods of pressurization test of pipelines with free - surface in best common are close water test and close gas test

    閉水試驗和閉氣試驗是無壓管道進行嚴密性試驗最常採用的兩種試驗方法。
  4. The sign shows an excellent picture that the sun shines above on the waveness lake surface “ fishing under the setting sun " symbolizing elegant and free culture ; perspective effect of english font is like a fish, s and g are fused together with outline of ellipse, which represent philosophic theory of circulation and vigor of life ; the right and left strokes is like a young fry or water wave, which shows character of product

    標志突出一種意境,陽光投射在平靜的湖面, 「夕陽鏡中閑垂釣」 ? ?一種高雅休閑的品牌文化;英文字體的透視效果猶如魚形, s , g的筆畫與橢圓外形巧妙融合,一種循環衍生的哲理;左右兩筆點綴,似波紋又似戲水的魚苗,生動了整個畫面,也進一步點明了產品特性。
  5. To illustrate the influence of different regularization operator on the inversion of water content distribution from surface nuclear magnetic resonance ( nmr ) signal, synthetic data of noise free and contaminated have been investigated

    摘要不同的模型約束對基於正則化反演技術的地面核磁共振測深數據反演影響很大。
  6. In order to study the characteristics of the stepped spillway overflow comprehensively and seek for the measure to increase the energy dissipation of the stepped spillway at large unit discharge, the method of turbulence numerical simulation and model test are used to study the stepped spillway overflow. in view of the curved free water surface, complicated boundary condition and turbulence flow, it very difficult to simulate the stepped spillway overflow

    為了對階梯溢流壩面流場特性進行全面的研究,同時探求在大單寬流量下提高階梯溢流壩消能率的措施,本文採用紊流數值模擬與實驗相結合,數值計算為主、實驗為輔的研究方法對階梯溢流壩面流場進行了較系統深入的研究。
  7. Let h be the deviation of the true shape of the free surface from the shape it would hold if the water were distributed in a steady state, then 1 sine. snnaxnnnshxthxthxttfsxkbs using darcy s law and ssqnl, the discharge from the aquifer is given by 0001. xssxsxnnnnsnhqsntfkuhxhhfkuhhxhqfkuhxfsslfkttsk it is easy to get the mean subsurface runoff of this grid bqt. bqtql 626 science in china : series d earth sciences for the aquifer, the continuity equation holds. dsntlqsntdt new subsurface runoff parameterization, a synthetical recharge series is applied to some aquifers with dif - ferent parameters. firstly, the parameter is tested : three aquifers with the same following parameters are used : d 1. 5 m, k 0. 0008 m s, l 100 m, f 0. 34, p 0. 5, three different slopes are considered : 0. 002, 0. 02, 0. 05. fig

    在該模型中有三個重要的模型參數的:整個潛水面平均厚度的線性化參數d ,整個潛水面的平均坡度,以及飽和和水力傳導度k .首先考察一下該模型對于坡度的敏感性:取d 1 . 5 m , k 0 . 0008 m s , l 100 m , f 0 . 34 , p 0 . 5 .取下面三個不同的坡度0 . 002 , 0 . 02 , 0 . 05 .圖2 a給出是實驗給定的入滲強度的時間序列,圖2 b給出的是分別選取這三個坡度時該地下徑流機制所產生的不同的地下徑流的情況
  8. We have further knowledge in the leakage rule according to the numerical simulation on close water test and close gas test of pipes with free - surface, which will provide useful reference for close water test and close gas test of pipes with free - surface in the future

    本文利通過對無壓管道閉氣和閉水試驗的數值模擬,對閉氣和閉水試驗時的滲漏規律有了進一步的認識,為今後無壓管道的閉水和閉氣試驗提供一定的參考。
  9. Basing on analysis of the situation of water resources in loess plateau areas, this paper propounded the engineering and agricultural technology and the method with direct and indirect, which draw rainwater on road surface into " soil reservoir " of farmland or water cellar with free atmospheric pressure using silt delve of eliminate energy

    摘要通過對黃土高原水資源現狀分析,提出了採用消能淤泥坑,通過直接、間接將路面雨水引入農田「土壤水庫」或時空可調節的自壓式集流水窖等貯水設備中,並採用一定的耕作農藝措施將路面雨水利用到農田中的方法和技術。
  10. Water moves across the soil surface away from the drip emitter until the infiltration rate of the ponded area matches the emitter discharge rate. beyond this free - water pond water moves into the soil by unsaturated flow. it is very important to research the characteristic and pattern of trickle source infiltration

    滴灌條件下水分運移的本質是微源入滲過程,因此,為了充分發揮滴灌優勢,正確調控作物的土壤水分條件,對微源入滲特性規律的研究非常必要。
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