wave erosion 中文意思是什麼

wave erosion 解釋
波浪沖刷
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  • erosion : n. 1. 腐蝕,侵蝕(作用)。2. 【醫學】糜爛,齒質腐損。
  1. Some factors affecting the alluvion and erosion of the yellow river delta are given and analyzed, including human activities, global warming and sea level rise, deep structure, deposits in the delta, local climate, some ocean factors such as current, wave, tide

    此外,本文還分析了地質構造、沉積相和沉積物、氣象條件、海洋動力、海平面升高、人類活動等因素對黃河三角洲的沖淤演變的影響。
  2. The special scenery of sea water crafted cave is formed due to prolonged erosion of sea wave on rhyolite rocks of the island

    海浪侵蝕島上流紋巖,形成海蝕洞的獨特景觀。
  3. What ' s more, we put forward some experienced formulas on the basis of the cortical analysis. the result of the research show that by installing diffluent piers with low ridge, we can eliminate the root of oscillatiny water jump, perfect the energy dissipation effect of water jump, also, we can improve the flow condition of down - stream. the fact that the main flow of down - stream is in the middle, not only effectively lower the speed of the bottom flow in the ridge rear, alleviate the erosion to the river bed, but also avoid the heavy wave resulted from the main flow in the surface, thus improve the surface wave of down - stream obviously. we can work out the body style parameters of diffluent piers with low ridge according to the project flow condition and experience formulas, and then reckon the down - stream surface wave condition for the protected building of the down - stream bank

    研究結果表明:設置低坎分流墩后,消除了擺動水躍水舌擺動的根源,提高了水躍的消能效果,改善了下游水流流態。下游水體的主流在中部,既有效的降低了坎后水流底流速,減輕水流對河床的沖刷,又避免了主流位於表面導致波浪過大的結果,下游的水面波浪明顯得到削減。依據經驗公式,可根據工程水流條件設計出低坎分流墩的體型參數,進而估算出下游沿程的水面波浪,為下游岸邊的砌護提供依據。
  4. Functions of planting vegetation on the banks of a river, such as absorbing waves, reducing bank erosion, and developing and protecting banks, as well as experimental studies of wave absorption by vegetation are briefly introduced

    簡要介紹了種植植物消波消浪,保護土壤,避免水土流失,固灘固岸,防浪護堤的作用,以及植物消浪的實驗研究。
  5. In the general design and analysis methods for problems of the breakwater stability, the concept of compositive safety factors is used usually. however, floodwater, storm wave and beach erosion as well as properties of soil medium are always random, which may have uncertainties

    在防浪堤壩的設計中,傳統的安全性能分析方法採用綜合的安全系數概念,但洪水、風浪、河道沖刷、土力學特性等因子都是隨機性的,具有一定的不確定性。
  6. The coastal erosion feature and morphological evolution at the feiyantan coast are studied from the topography and section depth, together with corresponding dynamics of wave and current

    根據地形和斷面水深監測資料,闡述了該岸段流路廢棄后的岸灘侵蝕特徵和地貌變化。
  7. This kind of instability bulk movement is induced by wave cyclic loading, as a result the slope of bottom bed decrease, water depth increase, and instability bulk movement has the character of subregion, regularity and head erosion, thus it will influence evolvement of region of interest landform, and change flow field and bottom stratum condition continually, so will lead to dynamic influence on structure foundation soil

    這種不穩定塊體運動由波浪循環荷載誘發,其結果使底床整體坡度減緩,水深加大,而且不穩定的塊體運動具有小區域、多發性和溯源侵蝕的特點,將繼續影響著海域以後的水深地形的發展演化,並不斷改變著該區的流場與底床地層條件,對構築物地基土的穩定性產生著動態的影響。
  8. In this field observation we also find an important fact that, even during storm surge period, high tidal flat can still be in sedimentation in some place, no erosion occurred. to tell the typhoon storm surges from cold wave storm surges, 12 monthly sedimentary samples are collected from the modern tidal flat surface at dafeng, jiangsu. palynological analysis of these samples indicates that the seasonal palynological features of the tidal flat sediment are very obvious and some palynological indexes, such as taxon percentage of arboreal, herbaceous pollen and spore, are good indicators to tell the seasonality of the tidal flat deposits

    為區分風暴潮沉積是由臺風引致還是由寒流或冷鋒引致,對長期處于淤積狀態的江蘇中部大豐縣斗龍港附近潮灘,採集了一年中每月小潮期間灘面表層泥樣,並在啟東茅家港灘面分別採集了6月、 9月與12月的表層泥樣,在實驗室中,對這些樣品進行孢粉等分析,認為在以粉砂、泥為主的潮灘沉積中,孢粉種類百分比,尤其是木本種類占孢粉總種類的百分比是判別季節性潮灘的重要指標,通過啟東茅家港工程建設區淤積狀況的觀測記錄對這一判別指標進行了驗證。
  9. This paper presents a method of probability analysis in order to develop the general design and analysis methods for problems of the embankment stability under random storm wave actions as well as with random properties of the embankment medium. the major purpose of this study is carry out modellings of ( 1 ) probability analysis for the problem of seepage stability of levee projects ; ( 2 ) probability analysis for the problem of erosion due to washout sediments from the embankment ; ( 3 ) numerical analysis for coastal evolution due to beach erosion under energy actions of storm wave

    本文根據598084號年浙江省自然科學基金項目和g59901號國家教育部回國留學人員科研啟動基金項目的部分研究目標和研究內容的要求應用概率分析方法研究了在隨機風浪荷載作用下和築堤材料隨機性影響下防護堤壩抗滲流、抗沖刷穩定性的分析計算模型;用數值分析方法研究了在浪潮能量作用下岸灘侵蝕造成海岸演變問題的數學分析模型。
  10. The shape of the rocks is formed by the effect of long - term wave and weather erosion. many joints can be found on both vertical stacks

    這些巖石經過長期的海浪侵蝕和風吹雨打,形成獨特的形狀,而在兩座垂直的巖柱上都可尋找到頁巖的節理。
  11. A safety reliability evaluation method for embankment slope stability under random storm wave actions and erosion - damage effects is proposed, the genetic algorithm has been used as the modern optimization technique applied to the minimization of the reliability index and the safety factor of embankment slope stability

    文中針對隨機風浪作用下侵蝕-損傷的堤壩邊坡穩定性提出一種安全可靠性評價方法,應用遺傳演算法尋找最危險滑動面對應的安全系數和最小可靠指標,並與傳統優化演算法進行比較,遺傳演算法尋優結果穩定不依賴于初值,明顯優于傳統優化演算法。
  12. By means of prototype observation, analysis with materials and theories, and laboratory test, the author deeply analyzed the causes and procedure of canal cross section erosion, and obtained eight causes which resulted the canal deform including flow, seepage, runoff, collapse of bank, dry effect, human activity, wave flush, frozen, and then stressed to discuss the frozen process

    本文通過原型觀測、資料分析、理論分析、室內試驗對北引渠道變形的成因和發生機理進行了較為深入的分析研究,給出了造成北引渠道變形的八大原因:流水引起的變形、滲透引起的沖刷、地表徑流引起的沖刷、滑坡變形、乾燥作用、人類和動物活動的影響、風浪引起的沖刷、凍融侵蝕,並著重闡述了凍融侵蝕的機理。
  13. The erosion effect damage variable can be defined in many ways, while the one defined in wave velocity by author is more appropriate for deep buried tunnel surrounding rock. for the evolution of hydraulic damage under complex mechanics environment, the extension of branch fracture means the initiation of evolution, and the hydraulic damage evolution equation can be deduced by the method of fracture mechanics

    水化-水力損傷巖體中損傷變量可以採用多種方法定義,在分析隧道巖體內部結構時,彈性波速是比較容易量測的巖體物理量,可用其來定義巖體中的腐蝕損傷變量。
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