upstream face 中文意思是什麼

upstream face 解釋
入水面
  • upstream : adv. 向上游,溯流。adj. 1. 溯流而上的。2. (石油工業等)上游的,和石油的勘探、開采及輸送到起運港口有關的〈石油工業此後的提煉等過程則稱為下游(downstream)產業〉。
  • face : n 1 臉,面孔;面貌,樣子;面子,威信。2 愁容,苦臉;〈口語〉老面皮,厚臉皮。3 外觀,形勢,局面。4...
  1. There are some disadvantages on traditional construction method of the transition material 2b on upstream face of concrete face rockfill dam, i. e. overtopping, slope - cutting and incline compaction

    混凝土面板堆石壩上游坡面傳統的墊層料超填、削坡、斜坡碾壓的施工方法存在許多弊端。
  2. According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained

    根據施工過程和邊界條件,對溢流壩段中間上游面增設3m深短縫和不設短縫兩個方案進行了溫度和應力計算,並繪制出穩定溫度場等值線圖及施工期、運行期非穩定溫度場等值線圖,典型點溫度和應力歷時曲線圖,逐月最高、最低溫度和最大拉應力及相應位置等成果。
  3. Analysis of caculation results demonstrates that x of temperature stress and ensembled stress on upstream face of dam section will reduce after 3m deep short seam is extended on upstream face in the middle of dam section, however y and z do n ' t vary

    計算成果分析表明:在壩段中間上游面設3m深短縫后,壩段上游面溫度應力、綜合應力x減小,而y 、 z變化不大。
  4. Application of acrylamide sand grout in treatment of upstream dam face in huangbizhuang reservoir

    丙乳砂漿在黃壁莊水庫壩上游面處理中的應用
  5. About thermal stress and temperature control of rcc dam in harsh climate region, this paper emphasizes mainly on the following aspects : 1. research on space - time distribution rules of the temperature and thermal creep stress of rcc gravity dam in harsh climate region ; analyzing the reason of formation and influencing factors of the horizontal cracks at the dam upstream and downstream face

    圍繞嚴寒地區碾壓混凝土壩的溫度應力和溫控防裂,本文主要進行了以下幾方面研究: ( 1 )結合兩座碾壓混凝土壩工程實例,研究了嚴寒地區碾壓混凝土重力壩溫度及溫度徐變應力時空分佈規律,分析了大壩上下游面水平裂縫的成因、影響裂縫的主要因素。
  6. Therefore the impervious face - slab set on upstream face of dam is a key to seepage control of rcc dams. and the value of impervious face - slab is showed by the impervious effect

    因此在碾壓混凝土壩上游設置防滲面板是控制碾壓混凝土壩滲漏的一個關鍵環節,而防滲效果則是防滲面板的價值所在。
  7. The method can be used for the influence matrix calculation when an elastic dam has nonvertical or angle upstream face or the conditions of the water and the bottom of a reservoir are complex

    該法可以適用於傾斜、帶有折角的彈性壩面動水壓力影響系數矩陣的求取,並可進一步應用到復雜庫水和庫底情形下的計算。
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