natural sedimentation 中文意思是什麼

natural sedimentation 解釋
自然沉澱
  • natural : adj 1 自然界的；關于自然界的。2 天然的；未開墾的；野生的。3 固有的 生來的 天賦的（opp acquired）...
  • sedimentation : n. 1. 沉澱[沉積、沉降]（作用）。2. 沉積學，沉積法。
  1. Uncovered large amounts of brick and pottery fragments, mostly tile work. at the same time on the south - eastern side of the site, there appears to be a sedimentary grey soil layer from south to north, which should be a natural sedimentation

    出現大量磚瓦殘件，以瓦片為多，同時探坑東南側局部區域出現由南往北堆積的灰色沙土層，應屬自然堆積的結果。
  2. The paper discusses the methods of multi - objective ecological operation of reservoirs, which covers the establishment of legislation systems ; water demands for the basic ecological functions of downstream river channel ; reservoir discharge patterns simulating natural hydrological regimes ; regulation and control of sedimentation and eutrophication of reservoirs ; mitigation of the influences by water temperature stratification ; the operation techniques in pollution prevention and connectivity reinforcement of water systems

    文中討論了水庫多目標生態調度的方法，包括建立相應法規體系；保證維持下遊河道基本生態功能的需水量；模擬自然水文情勢的水庫泄流方式；進行水庫泥沙調控及水庫富營養化控制；減輕水體溫度分層影響；進行防污調度以及增強水系連通性等方面的調度技術。
  3. It founds natural heightening theory for warping dams and puts forward specific way of diversion, measures for preventing dam eroded and design for energy dissipation and flood storage of cofferdams and sedimentation and dewatering through exploration and study on deposition in front of natural formed dam and the techniques of building dam through hydraulic filling

    通過對天然聚湫壩體前的淤積和「水力沖填」築壩技術的探索和研究，創立了淤地壩壩體自然加高的理論，並提出了具體的導流方式、壩體防沖措施及圍堰消能蓄洪、留淤脫水設計。
  4. The clays from natural sedimentation have always the structure ( fabric and bond ) and structure strength

    天然沉積粘土都具有一定的結構性（組構和膠結）和結構強度。
  5. Microdeformation mechanism of structural clays and elasto - viscoplastic damage model abstract on the basis of the investigation of the structure of natural sedimentation clays and the simulation of the deformation and rheology of soil particle skeleton under the internal molecule attractive force and electric charge repulsion and the exterior load, a elasto - viscoplastic damage model is constructed in which the soil structure is considered to be gradually damaged in the course of loading, and the effectiveness of the model is verified by the results of laboratory tests and field tests

    本文調查了天然粘土中存在的結構性，應用大變形有限元法模擬了土顆粒骨架在內部分子吸力和電荷斥力以及外部荷載作用下的變形和蠕變機理，在此基礎上建立了考慮天然粘土變形過程中結構性不斷受損的彈粘塑損傷模型，並進行了室內和現場試驗，論證了模型的有效性。
  6. The reconstituted clays represent the soil intrinsic properties independent of the natural state, and provide a reference frame being used to evaluating the properties of in - situ sedimentation clays

    重塑土反映了土體與自然狀態無關的「固有特性」 ，它提供了一個評估原位自然沉積粘土特性的參考構架。
  7. The reconstituted clays represent the soil intrinsic properties independent of the natural state, and provide a reference frame which can be used to evaluate the properties of in - situ sedimentation clays

    重塑土反映了土體與自然狀態無關的「固有特性」 ，它提供了一個評估原位自然沉積粘土特性的參考構架。
  8. Most sedimentation compression lines of natural clays are located above the intrinsic compression lines of reconstituted clays ; theirs locations are dependent on the sedimentation condition and the action after sedimentation

    大多數天然粘土的沉積壓縮曲線位於重塑土固有壓縮曲線的上方，其位置取決于沉積條件和沉積后的作用。
  9. The sedimentation compression lines of natural clays, intrinsic compression lines of reconstituted clays and oedometer compression curves can be normalized by a void index, then the difference of the structural clays and reconstituted clays as well as the gradual damage course of soil structure are showed apparently

    用孔隙指數來歸一化天然粘土的沉積壓縮曲線、重塑土的壓縮曲線和固結儀壓縮曲線，可以很清晰地揭示出結構性土與重塑土的內在差別、固結儀試驗中土體結構性的漸進破壞過程。
  10. When sedimentation took place in the inland sea of taijiang, the river became land, except a small stream. today, we can watch the beautiful sunset view here, natural landscapes in the wetlands protection area in sihcao reserve, and the jhong chong - gong memorial park. it is also one of the major oyster culture sites in tainan, therefore, you can see lots of oyster racks and bamboo rafts

    十六歲的習俗，源自於古時府城大西門外水仙宮前有五條港，商行雲集，商業頗盛，來往船隻進出貨物皆由當地五姓家族分據碼頭，其中不乏有不滿十六歲的童工幫忙搬運，但規定不到成人只能領半薪，所以當地工人家的小孩一到十六歲，即為小孩做十六歲。
  11. At present, many fields remain to further research, especially the profound combination of gis technique with ece ( estuarine and coastal engineering ), which should be developed for the purposes as follows : ( 1 ) to serve the huge comprehensive work in changeable natural conditions and difficult construction conditions which takes a long period and covers a large region, e. g. the regulation work of deepwater channel in the yre ( yangtze river estuary ) ( 2 ) to combine the gis with applied numerical model ( 3 ) to study the hydrodynamic processes and characteristics of waves, tidal currents and sediment transport, as well as the affection carried by the regulation work in an estuary ( 4 ) to monitor and to analyze ees ( evolution of erosion and sedimentation ) and the variation of riverbed ( 5 ) to play a role of dynamic supervising of a engineering project

    目前尚有許多有待進一步研究的領域，尤其是以服務于長江口深水航道治理這樣規模大、周期長、影響區域廣、自然條件復雜、施工情況多變的國家重點工程為目的，將gis與專業應用數學模型結合，對河口海岸波浪、潮流、泥沙運動的動力機制，以及整治工程建築物對其影響的研究，對入海航道沖淤和河勢演變的監測分析，對施工進展和工程效果實現「動態」監控和管理，尚缺乏同gis技術的深入有效結合。
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