surface gravity 中文意思是什麼

surface gravity 解釋
表面重力
  • 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...
  • gravity : n. 1. 認真,嚴肅,莊重。2. 重要性,嚴重性;危險性。3. 重量。4. 【物理學】重力,引力,地心吸力。5. 【音樂】(音調的)低沉。
  1. The sun's surface gravity will be so low the outer layers will boil off into space.

    太陽表面的吸引力將變得很小,太陽的外層將汽化進入太空。
  2. The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed

    因此,本論文重點對大口徑光學系統在高精度光學鏡頭裝校中,因重力變形進行了詳細的分析研究,特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析,使用algor有限元分析軟體獲得了大量的面形誤差分析數據,然後將這些數據繪成曲線進行對比分析,最後提出了減小重力變形的措施與方案,並進行了實驗,驗證了分析結果是正確的,減小重力變形的方法是有效的。
  3. With a small specific gravity, light weight, they float on the surface of water ; after oil absorption, they won ' t be deformed, loosened or effected by temperature ; they are able to be acid tolerance, anti - corrosion, easy to store and other characteristics ; they can be widely used for the cleaning machinery manufacturing, aviation, petrochemical and other industries : cleaning of oil stains on water surface, storage cells, bulges, a large amount of other oil stains, the recovery of see surface oil leakage, and preventing the oil leakage from diffusing in tanker, petroleum tanks, oil boxes

    具有比重小,重量輕,浮於水面,吸油后不變形、不鬆散、不受溫度影響、耐酸堿、不腐蝕、易於儲存等特點,被廣泛應用於機械製造、航空、石化等行業油污的清理:水面浮油清除,蓄電池、船腹等大量油污清除,海面漏油回收處理,油車、油槽、油箱、油桶等漏油防止擴散。
  4. Introduction to general ideas in air pollution control, air pollution effects, design of wall collection devices ( gravity settlers, centrifugal separators, electrostatic precipitators ), design of dividing collection devices ( surface filters, depth filters, scrubbers for particulate control ), design of controlling by concentration and recovery ( condensation, adsorption, absorption ), design of controlling by oxidation ( combustion, biological oxidation, biofiltration ) and the choosing of a control technology

    本課程介紹空氣污染防制概念,空氣污染之影響,壁式集塵設備之設計(重力沉降室、離心分離器、靜電集塵器) ,分隔集塵設備之設計(表面過濾器、深層過濾器、洗滌器) ,以濃縮回收之控制設計(冷凝、吸附、吸收) ,以氧化之控制設計(燃燒、生物氧化、生物過濾) ,以及控制技術之選擇。
  5. This paper is the summaries for drawing digital gravity map and surface _ color map with 1 : 200, 000 aims to introduce the mapping special method and processes by means of computer digital technique in gis system while making regional gravity map and geographic map base with 1 : 200, 000

    本文是1 20萬數字重力圖及面色圖的編制工作總結,文中主要介紹了在製作1 20萬區域重力圖和地理底圖時,採用gis系統,由計算機數字制圖的具體方法和步驟。
  6. Taps on the main series of products using high - quality copper material, in italy advanced gravity casting process, fine grinding and polishing as from the surface using seven storeys space electroplating chromium plating method, the leading luster as people

    主要採用優質銅材料,在義大利先進重力鑄造工藝下,經精細打磨拋光而成,表面採用七層太空電鍍法鍍鉻,使龍頭光採照人。
  7. The research result indicated : for the strip primary mirror discussed in this article, the hexagon light - weighted cell has the best structural rigidity quality, the square cell is a little worse, the triangle cell is the worst ; there is an optimum on primary mirror thickness ; on condition of 1g gravity load combining with 4 centigrade uniform temperature rising, the thinner and higher of the flexible support reed, the better of the primary mirror surface figure. the decision of the structural parameters of the flexible support reed must take static rigidity, dynamic rigidity, static strength and dynamic strength of primary mirror assembly into account

    研究結果表明:對于本文的長圓形主鏡,採用正六邊形輕量化孔,鏡體結構剛性品質最好,正方形次之,正三角形最差;主鏡鏡體厚度存在最佳值;主鏡組件在1g重力、均勻溫升4共同作用的工況下,主鏡柔性支撐簧片厚度越小、高度越高,主鏡綜合面形誤差( p - v值)越小,但同時主鏡組件的剛體位移增大、固有頻率下降,因此柔性支承結構參數的確定要綜合考慮主鏡的綜合面形誤差和主鏡組件靜態剛度、動態剛度、靜態強度和動態強度等因素。
  8. Though adopting the - coordinate transformation in the control equations and mode - splitting technique, the external mode ( surface gravity waves ) is solved by the improved double - sweep - implicit finite difference method ; the internal mode ( internal gravity waves ) untilizes the eulerian - lagrangian method, which improves the implicit - difference scheme for the vertical direction. the newly developed 3d numerical tidal model with implicit scheme has been successfully applied in the radial sandbanks area

    基於過程分裂法及垂向坐標伸縮變換,外模式採用改進型雙步全隱有限差分dsi法,內模式採用歐拉?拉格朗日公式,改進了三維垂向隱式格式,成功地建立了南黃海輻射狀沙脊群海域三維全隱格式潮流數學模型。
  9. The force of gravity is not constant everywhere for elliptical form and rugged surface of the earth.

    由於地球的橢圓形狀及其高低不平的表面,重力不是到處都一樣的。
  10. For solving the problems that downward continuation of the space gravity anomaly can not be used in downward continuation of sea surface gravity anomaly, on the basis of prey principle used to compute gravity in the surface - layer of the earth, and with considering the density of sea water and sea bottom topography, two new methods are proposed

    摘要針對空間重力異常向下延拓方法不適用於海面重力異常向下延拓的問題,根據珀雷原理求地球表層內部重力的方法、海水密度及海底地形的特徵,提出了兩種海面重力異常向下延拓的演算法。
  11. The sedimentary water is the carrier and main driving force of petroleum migration and accumulation, which controls the fluid movement and appears centrifugal flow from the center to edge of basin, while penetrated water formed by infiltration of atmospheric precipitation and surface water appears centripetal flow from the edge to center of basin by gravity process

    沉積水是油氣運聚的載體和主要動力,對盆地流體的運動起控製作用,由盆地中心向盆地邊緣呈離心流;滲入水由大氣降水和地表水的滲入產生,受重力作用由盆地邊緣向盆地中心呈向心流。
  12. Airborne gravimetry is a new kind of technique for surveying the gravity acceleration over the earth ' s surface and is advanced in gravimetry history, which basing on aircraft, including gravimeter, gps, altimeter and attitude sensor etc.

    航空重力測量是一種新型的重力測量技術,它以飛機為載體,綜合應用重力傳感器、 gps 、高度傳感器、姿態傳感器等設備測定近地空間重力加速度。航空重力測量是重力測量的一次歷史性變革。
  13. In the simulation and analysis on culvert construction, the method of foundation - pit excavation layer by layer and step by step was used, i. e. the method that makes the surface of excavation have no stress, when the elements were excavated gradually in period of construction. at this process, the state of soil is unloading, the laws of stress field and displacement field with the depth of excavation were studied. based on the obtained stress field and displacement field after the excavation was completed, by using of the newly increased filling - elements " gravity and the grinding force, the simulation of the construction of body of the culvert and foundation - pit ' s filling layer by layer had also been done in this dissertation

    用有限元法模擬分析涵洞基坑開挖時,採用分層、分步模擬開挖過程的方法,即將計算域內單元分層「挖去」 ,使開挖表面成為無應力表面的方法,分析土體在卸載狀態時的應力場和位移場隨開挖深度的變化規律;在洞體施工后,回填土體時,據開挖完成時的應力場、位移場,通過逐級增加計算域內的單元數目,施加每級新增加單元的自重荷載,利用有限元法模擬基坑及上覆土體分層填築的施工過程,這不僅反映土體處于再加載應力狀態時,填土受力及變形的一般規律,而且這種將地基? ?涵洞? ?土體作為一個統一整體進行模擬的方法,量化了三者之間的相互作用關系。
  14. Radio tracking of the trajectory of lunar prospector, which traveled in a low orbit that came as close as seven kilometers to the lunar surface, showed stronger than expected gravity above some of the youngest impact basins

    月球探勘者號以靠近月表七公里的距離沿低軌道運行,無線電追蹤月球探勘者號的軌跡顯示,部份最年輕的撞擊盆地上,其重力高於預期。
  15. Once waves have been generated, gravity is the force that drives them in a continual attempt to restore the ocean surface to a flat plain

    一旦波浪形成,地球引力是持續不斷企圖使海面復原為平面的力量。
  16. Turning the grinding machine round, driven the barrel body to rotate by the transmission, the work piece that makes in the barrel, grinding stones and adding and grinding pharmaceutical and water in right amount, mix in barrel, is it is it flow layer to produce through action of gravity to make use of, flow friction on layer grind cutting, reach the work piece and process the surface quality taken

    ?轉研磨機,是由傳動帶動桶身旋轉,使桶內的工件、研磨石與添加適量研磨劑和水,在桶內混合,藉由重力作用而產生流動層,進而流動層的磨擦進行研磨切削,達到工件加工所要的表面品質。
  17. Based on several actual cases, the temperature control measures for roller compacted concrete ( rcc ) gravity dam and arch dam such as structural jointing for construction ; lowering of concrete placing temperature ; water pipe cooling ; surface insulation ; inclined - layer placing etc., the measures to improve the material properties i. e. the application of micro - expanding concrete ; enhancement of material crack - resistance property and the requirement for the simulative analysis on both the temperature field and stress field as well as some problems concerned are summarized herein on the basis of the analysis on the material properties ; construction characteristics and the changing characteristics of the thermal stress of roller compacted concrete

    摘要從碾壓混凝土的材料特性、施工特點、溫度場溫度應力的變化特點入手,結合幾個工程總結了碾壓混凝土重力壩、拱壩的分縫方式,降低澆築溫度、水管冷卻、表面保溫、施斜層碾壓等溫控措施,採用微膨脹混凝土、提高材料抗裂性能等改善材料性能措施及碾壓混凝土溫度場、應力場模擬分析的要求和應注意的問題。
  18. Based on an integrated analysis of the surface geological, aeromagnetic, gravity, mt and seismic data from the area of mangnai to serteng mountains in the western qaidam basin, the authors think that the qaidam basin is sandwiched between the north kunlun block and serteng tectonic belt, including two first - order tectonic units the qaidam block and the southern margin of the qilian block and four second - order tectonic units the northern margin of the north kunlun block, qaidam basin, serteng tectonic belt and suhai lake basin in the south of the qilian block

    摘要通過柴達木盆地西部茫崖賽什騰山地表地質、航磁、重力、大地電磁測深和地震資料的綜合分析,認為柴達木盆地夾持在昆北地塊與賽什騰構造帶之間,其中包括柴達木地塊與祁連地塊南緣2個一級構造單元和昆北地體北緣,柴達木盆地,賽什騰構造帶和祁連地塊南部的蘇干湖盆地等4個二級構造單元。
  19. The science objectives involve high resolution imaging of the surface, studies of the topography and gravity, the role of water and dust on the surface and in the atmosphere of mars, the weather and climate of mars, the composition of the surface and atmosphere, and the existence and evolution of the martian magnetic field

    此次發射的目標包括拍攝高解析度的火星表面圖片、研究火星地形和重力、水的狀態、地表和空氣中的塵埃、火星的氣候和天氣、土地和空氣的構成和火星磁場的存在和演變。
  20. Because the gravity on the moon ' s surface is only a sixth of earth ' s ( remember how easily the apollo astronauts bounded along ), it takes much less energy to accelerate to that 1. 5 miles per second than it does on earth

    由於月球表面的重力僅是地球表面的1 / 6 ? ?還記得阿波羅飛船中的宇航員輕松地跳躍? ?在月球上加速到每秒1 . 5英里比在地球上所用能源要少得多。
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