洋底型 的英文怎麼說
中文拼音 [yángdexíng]
洋底型
英文
ocean floor type-
This thesis studies each structural layer ' s feature : ( 1 ) structural layer of basement : it is a paleozoic folded basement, whose tectonic deformation and magma intrusion is fiercely, and it is affected by the early hercynian tectonic movement and related to the underthrust and closure ( c1 ) of zhungaer ocean basin and the areal pressing of continents ( c2 - 3 ) ; ( 2 ) structural layer of permian : due to the regional extending and fault depression role in mid - hercynian, it occurred to the combinations of structure and magma in santanghu basin and it ' s periphery area, such as a - granite ' s stock, batholiths and diabase ' s dike. there are many fault depressions possible
按照不同構造層,研究了各構造層的構造特徵:基底構造層:受早海西期構造作用的影響,與準噶爾洋盆俯沖閉合、而後陸-陸碰撞的區域擠壓構造作用有關,為一構造變形和巖漿侵入活動強烈的古生代褶皺基底。二疊系構造層:受中海西區域性伸展斷陷作用的影響,盆地及其周緣地區發育與伸展構造有關的構造-巖漿組合,如呈巖株、巖基狀侵位的a型花崗巖以及呈巖墻狀侵位的輝綠巖等。Wwf seriously doubts that a marine park and an lng terminal at soko could be compatible, given that the terminal will lead to consistent large scale maintenance dredging work, which benthic communities will take years to recover from, continuous discharge of antifouling chemicals and extreme changes of seawater temperature in the marine environment
本會非常懷疑海岸公園與液化天然氣站共存的可能性:興建液化天然氣站將涉及大型挖泥工程,底棲群落必須經過多年才能恢復原貌此外氣站將不斷排放防塞化學品,海洋環境中的海水溫度亦會急遽轉變。Through the systematic analysis and contrast studies on topographical environment characteristics of these typical regions, it is found that the hydrothermal activity only occurs under the circumstance of the particular topographical environment, though it distributes widely in the tensional tectonic environment, for instance, the mid - ocean ridges, transform faults zones, back - arc spreading basins and the modern marine craters regions
通過對典型熱液區地形環境特徵的系統分析和對比研究發現盡管現代海底熱液活動廣泛分佈在大洋中脊、轉換斷層、弧后擴張盆地等各種不同的張性構造環境及現代海底火山活動區,但也僅出現在特殊的地形環境條件下。The effects of ssc ( small - scale sub - lithospheric convection ) on seafloor topography are investigated by formulating a 2d thermal convection model that is parallel to plate motion
摘要根據建立的垂直於大洋中脊的二維熱對流有限元數值模型,採用常粘性以及與溫度相關的粘性兩種粘性結構對小尺度地幔對流對海底地形的影響進行了重新研究。As antifouling paint for middle or small - sized ship or dock on sea to protect ship bottom against fouling
適用於在海水中航行的中小型船舶、碼頭設施和防止海洋附著生物污損船底的防污漆之用。Primary experimental results indicate that the apparatus is capable of modeling the vortex - induced vibrations of pipeline and the sand scour around the pipeline in typical ocean environments
初步實驗結果表明文中研製的實驗模擬裝置能夠模擬典型海洋環境下海底管道的渦激振動和管道周圍海床沖刷等問題。In this paper, based on the tide, tidal current and ocean wave numerical computing techniques and the constructive method of seabed terrain model, the fusion and visualization of multiple digital marine geographic environmental information for the nearshore marine environmental safeguard are locally realized by using the level of detail model and 3 - d rendering technique, which will provide theoretic and experiential basis for the study field in the future
摘要以潮汐、潮流和海浪數值的計算技術和數字海底地形模型的構造方法為基礎,應用層次細節模型和三維渲染技術,完成了近岸海洋環境保障的多種數字海洋地理環境信息的融合與可視化的局部實現,為今後此領域的研究提供了理論和經驗基礎。These included fishing for tunas using small ice - chilled tuna longlining vessels in east indian ocean, west central pacific ocean and waters east of luzon strait, and fishing for bottom - fish using longlining vessels on southwest grounds of nansha
這些方案包括使用小型冰鮮金槍魚延繩釣船,在東印度洋、中西太平洋和呂宋海峽以東的水域從事金槍魚延繩釣,以及在南沙西南水域從事底層魚延繩釣。The massive over - fishing of the largest predatory sharks in the coastal waters of the atlantic over the past 30 - some years has led to an explosion in the ray, skate and small shark species that they prey on, with devastating effects for one of the organisms at the bottom of the food chain
過去卅年來,大西洋沿海大型掠食性鯊魚遭過度捕釣,導致?魚、鰩魚與小鯊魚等獵物的數量激增,對食物鏈底端的一種生物造成嚴重沖擊。Lt is obvious that the decaying rule of average reverberation intensity is affected by scattering coefficient of sea floor, sound speed profile, inclination of bottom etc. the sea floor scattering function is the most importan factor to the intensity decaying rule
結果表明:海底散射方向性指數因子、海水聲速梯度、海底傾斜角等對海洋混響平均強度的衰減皆有影響。海底散射方向性指數因子對其影響最大,即適當選取海底散射模型是淺海近程混響建模的首要因素。The effects of waves transformation, refraction, diffration, reflection and breaking are all due to the depth of water, varying topography, bottom friction, obstacles and current as waves proceed from offshore to near shore regions. some basic parameters which are relevant to the cost of buildings as well as the type of structures are determined by the wave factors since these projects are placed in near shore area, so it is of great importance to study the regularity of wave transforming
外海波浪傳入近岸淺水區受水深、地形、底摩擦、障礙物以及水流等因素的影響,會發生變形、折射、繞射、反射和破碎等各種現象,然而大部分海洋及海岸工程位於近岸地區,該地區的波浪要素將是確定工程造價、建築物型式等最基本的參數,因此研究近岸地區波浪的變化規律具有重要意義。The submersible " alvin " drops into the depths to shoot a towering structure at a recently discovered vent site in the mid - atlantic
潛艇愛文號下潛至大西洋中洋脊深海,拍攝新發現的巨型海底結構。Then the content and structure of seabed sediment table data is analyzed and the data model of seabed sediment thematic digital map is confirmed
分析了海洋底質表格數據的存儲內容與結構,確定了海洋底質專題數字圖的數據模型。The marine benthic communities in the waters around kau sai chau were not of special conservation concern, and the intertidal zone was basically natural and typical
在?西洲附近水域的海洋底棲群落並不具特殊保育價值,其潮間帶生境基本上是天然及典型的。After transformation of the data model and processing of the thematic mapping elements, the paper constructs a mapping system of the seabed sediment thematic digital map
經過對數據模型的轉換以及專題制圖要素的處理,建立了海洋底質專題數字圖成圖系統。There were significant correlation between md and abundance of nematode ( p < 0. 05 ) and weak negative correlation among water depth and numbers of meiofauna, nematode and copepods ( p > 0. 05 ). biomass spectra, the biomass distribution over a sequence of the body size intervals, provide dynamic information about the relationships among components in ecosystem
小型底棲動物、海洋線蟲和橈足類的豐度和生物量與環境因子進行pearson相關性分析,結果顯示海洋線蟲的豐度與沉積物的中值粒徑相關性顯著( p 0 . 05 ) 。Phosphate deposits are distributed along the margin, platform and basin in the west yangtze area. the analysis methods include the paleogeography, petrology, organic geochemistry, geochemistry. the conclusions are drawn that the source of phosphate deposits distributed along the margin originate from the weathering production of continent, while phosphate deposits along the platform and basin gain phosphorus through hot spring on the buttom of the sea floor, which is brought to the sedimentary environment by rising sea - fluid, then accumulated by the organism and microorganism, meanwhile, basin phosphorite keep relatively higher organic carbon content
認為早寒武世早期古陸遭受風化,被剝蝕下來的產物成為潮坪型磷塊巖的主要磷質來源,在碳酸鹽巖臺地發生的熱點活動和上升洋流從盆底深部帶來的磷質,共同作為臺地型磷塊巖的磷源,盆地型磷塊巖的磷質同樣是由熱點活動和上升流攜帶至缺氧的沉積環境中,通過藻類或微生物的富集作用成巖,並保留了較高的有機碳含量。分享友人