重力密度 的英文怎麼說

中文拼音 [zhòng]
重力密度 英文
force (weight) density
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動學環流耦合模式( time - gcm ) ,對波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之切相關的oh氣輝輻射的影響進行了數值模擬,結果表明,從對流層向上傳播的波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化,大氣的非等溫結構加速了波在中層頂區的破碎,波的非線性傳播是小尺對流和湍流產生的一個要的源。
  2. At finite baryon densities, the underlying theory of strong interaction, qcd, is not solvable in the nonperturbative low - energy regime

    而對于有限,強相互作用的基本理論量子色動學( qcd )在低能區是不可解的。
  3. We have calculated one - and two - photon absorption cross sections of the lowest excited states of a series of molecules combined with benzene, stilben, thiophene as center attached with amine, diphenylamine, diethylamine as electron - donor and nitryl as electron - acceptor ; the effects of molecular length, n center and electron - donor on two - photon absorption cross sections have been studied and all calculations have been carried out using the density functional theory at an ab initio level. it is found that the molecular length and the one - photon absorption intensity are quite strongly c orrelated factors, and that a corresponding correlation for the two - photon absorption is decreasing. it is also found that a most crucial role for the two - photon absorption is played by the n center

    我們分別以苯、二苯乙烯、噻吩為中心,氨基、二苯氨基和二乙氨基為電子給體,硝基為電子受體組合形成的分子為研究對象,在從頭計算的水平上用泛函理論計算了這些分子在低激發態下的單、雙光子吸收強點研究了分子的長、中心和給體的供電子能對分子單、雙光子吸收的影響。研究結果表明,分子長與單光子吸收強之間有切關系,而在雙光子吸收中這種關系較弱;中心在雙光子吸收中具有要的作用;在中心和受體一定的情況下,增加給體的供電子能,可提高雙光子吸收強
  4. Recently, with the development of railage, passenger transport, freight and the density of train have increased mostly. it results in rail - wear day after day, especially the side rail - wear. so the ministry of railway has been taking the situation of rail into account greatly to insure train and rail safely

    近年來隨著鐵路載運輸的大發展,客貨運量和行車大幅增長,從而導致鋼軌磨耗日益嚴,尤其是曲線鋼軌的側面磨耗急劇上升,因此鐵路工務部門十分視對鋼軌傷損情況的檢測,以確保行車的平穩性和安全性。
  5. The regional stratigraphic petrophysiacl column, which includes density, magnetic susceptibility, remanent magnetization, electrical resistivity and chargeability, has been set up to help geophysical survey in hebei province

    摘要主要介紹河北省區域地層、磁化率、剩磁強、電阻率、極化率物性柱的特徵,其地層物性統計表可供河北省境內的、磁法、電法勘查使用。
  6. Deep and thick soft soil is extensively distributed along the river and wreath lake and etc. when introduced general pile foundation without thinked the toft power under the foundation board, piles needs so many that the structure of soft soil is destroyed and possibly crushed soil problem be caused

    在沿江、環湖和沿海地區,廣泛分佈著深厚軟土。採用常規樁基礎時,不考慮基礎底板下地基土的地基承載,布樁往往較大,軟土的結構性遭到破壞,同時可能會產生嚴的擠土問題,使環境受到影響。
  7. With the development of power electronics technology and devices in recent years, instead of using the industrial frequency transformer to boost voltage, dc / dc high frequency converter achieves the function. the system has higher power density and conversion efficiency, and the size, weight, ac noise of which has been greatly reduced

    近年來,隨著電電子技術與器件的迅速發展,使用dc dc高頻變換技術代替工頻升壓,系統具有較高的功率與轉換效率,裝置體積、量與交流噪聲大大減小。
  8. Using three - dimensional tomographic imaging results of 2 ? 2 ? grid s wave velocity and 15 ' 15 ' grid average gravity anomaly in north china, this paper adopted inversion with constrained least squares method and, as a result, obtained density distribution results of six bedding surfaces in lithosphere of north china

    摘要利用華北地區的2 ? 2 ?網格s波速三維層析成像結果和15 ? 15 ?的網格平均布格異常,採用約束最小二乘方法反演,得到了華北地區巖石圈內6個層面上的分佈結果。
  9. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了:行星、行星形成;恆星、太陽、正常的恆星、恆星形成;恆星演化、超新星、緻天體(白矮星、中子星及黑洞) 、波霎、雙x -射線源;星團、球狀及疏散星團;星際介質、氣體、塵埃、磁場、宇宙射線;距離階梯;星系、正常及活躍星系、噴流;透鏡;大尺結構;牛頓宇宙學、宇宙的動膨脹及溫發展歷史;宇宙背景微波輻射;大霹靂核合成。
  10. From the aspect of area distribution, problem of water environment and factors of population, society and economy do n ' t coordinate with each other : in those areas which are rich in water, there are serious pollution and waste ; in those which are lack of water, economy is relatively behind the times ; in those where there is less lack of water, high population density faces the water resource with great potential pressure

    水環境問題與人口、社會、經濟等因素在地區分佈上很不協調,如水資源豐富地區,水污染與水浪費十分嚴;缺水地區,經濟相對落後;缺水程低的地區,人口較高,使水資源存在巨大的潛在壓。在影響水環境的相關因素中,人口因素的作用十分突出,主要表現在兩個方面:一是地區人口數量與分佈的集中程是決定水資源壓及相關水環境問題的真下因素;二是人口素質與水管理水平之間具有一定的正相關關系。
  11. Sichuan lands in the west of our country, pass through for the west of our country, expressway general development is stated, reach the west china traffic major problem of building existence : traffic facility amount serious is below, density passes low, traffic demand product is exceptional ; traffic facility overall quality is low ; technical standard is not high ; traffic facility disease is serious ; it is weak to fight calamity ability ; traffic structuralness contradictory very outstanding, big medium or small proportion structure is not reasonable ; traffic technical structure is not enough perfected ; traffic regional structure do not let reasonable etc.

    四川地處我國西部,通過對我國西部高速公路發展的概述,得出了西部交通建設存在的主要問題:交通設施總量嚴不足,過低;交通需求缺口過大;交通設施總體質量過低,技術標準不高;交通設施病害嚴,抗災能薄弱;交通結構性矛盾十分突出,大中小型比例結構不合理;交通技術結構不夠完善;交通區域結構不盡合理等。造成這些現象的原因何在,筆者從我國近年來公路建設的政策背景出發,得出的結論主要是建設資金缺口過大。那麼,四川省高速公路建設中存在的問題又是什麼
  12. Given the fact that mesozoic magmatism was closely related to the lithospheric thinning, it is proposed that the diachronous lithospheric thinning is the main mechanism by which the taihangshan gravity lineament was formed

    由於巖漿作用與巖石圈減薄作用切相關,因此認為華北巖石圈減薄的時空不均一性是形成太行山帶的要機制。
  13. The aim of this study is to explore the concentrating effects of both the electric current density and the stresses in the plate due to the existence of the elliptic hole

    其研究心是定量計算橢圓孔對電流以及板內應分佈在橢圓長軸端點處的集中效應。
  14. A co2 laser with the optimized resonator is made and to be proved by experiments. this dissertation focus on the following problems : the kinetics process of the cvl and the co2 laser, the rate equations for the laser level population, electron temperature and electron density

    本文的點是:闡述清楚銅蒸汽激光和二氧化碳激光的動學過程,定量描述激光能級的粒子數速率方程、電子溫和電子等速率方程
  15. Actions on structures. actions on structures. densities, self - weight and imposed loads together with united kingdom application document

    對結構的作用.量和施加的負荷
  16. Thus, solow and other people began to establish the micro foundation of the aggregate product function. this chapter introduces the method of using efficiency distribution to aggregate the micro production function to a macro one and the continuity and integrabel condition of micro production function should meet found by sato

    本章著對加藤( sato , 1975 )等人應用效率分佈的方法實現從微觀生產函數到宏觀生產函數的加總,以及生產能函數適續性和可積性的條件等研究成果進行了介紹,這些都將成為推導總供給函數和總供給曲線的方法基礎。
  17. Borehole gravity density logging

    井下重力密度測井
  18. Abstract : this paper has given a thorough investigation into theapplication of bp neural network to gravitational density interface inversion as well as the implementation of wavelet theory in potential field decomposition and, on such a basis, analysed and evaluated the prospect of applying wavelet neural network to the inversion of gravitational and magnetic data

    文摘:對bp神經網路在重力密度界面反演以及小波分析在位場分離上的應用進行了深入的研究,進而對小波神經網路在磁資料反演中的應用前景進行了分析、評價。
  19. The emphasis on the applications of constrained regularization method is the identification of weight density distribution of hanging cable and rotating shaft, inversion of particle size distribution from light scattering data, the reconstruction of the atomatic radial distribution in exafs spec - troscopy

    其中,我們的點是約束正則化方法在懸索與旋轉桿的重力密度識別、顆粒粒徑分佈的光散射反演、 exafs光譜學中原子徑向分佈的構等問題中的應用,並同時進行了數值試驗。
  20. This paper has given a thorough investigation into the application of bp neural network to gravitational density interface inversion as well as the implementation of wavelet theory in potential field decomposition and, on such a basis, analysed and evaluated the prospect of applying wavelet neural network to the inversion of gravitational and magnetic data

    摘要對bp神經網路在重力密度介面反演以及小波分析在位場分離上的應用進行了深人的研究,進而對小波神經網路在磁資料反演中的應用前景進行了分析、評價。
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