搜索结果: 31-45 共查到“理学 1980”相关记录51条 . 查询时间(0.187 秒)
OBSERVATIONAL CATALOGUES OF DOUBLE STAR POSITIONS (1980-1987) AND THEIR PROPERTIES
DOUBLE STAR POSITIONS OBSERVATIONAL CATALOGUES
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2009/4/23
OBSERVATIONAL CATALOGUES OF DOUBLE STAR POSITIONS (1980-1987) AND THEIR PROPERTIES。
INTEGRAL POLARIZATION OF THE CORONA DURING 1973,1980 and 1983 ECLIPSES
INTEGRAL POLARIZATION ECLIPSES
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2009/4/21
INTEGRAL POLARIZATION OF THE CORONA DURING 1973,1980 and 1983 ECLIPSES。
葫芦科植物三萜皂甙研究十年进展(1980—1992)
葫芦科 三萜皂甙 综述
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2009/4/15
综述了1980年至1992年以来葫芦科盒子草属(Actinostemma Griff),土贝母属(Bolbostemma Franquet),Cayaponia属,南瓜属(Cucurbita L.),Fevillea属,绞股蓝属(Gynostemma B1.),雪胆属(Hemsleya Cogn),丝瓜属(Luffa L.),苦瓜属(Momordica L.),棒锤瓜属(Neoalsomitra...
ASTROMETRIC ASPECT OF 1980 INIDIAN TOTAL SOLAR ECLIPSE
TOTAL SOLAR ECLIPSE ASTROMETRIC ASPECT 1980 INIDIAN
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2009/4/3
ASTROMETRIC ASPECT OF 1980 INIDIAN TOTAL SOLAR ECLIPSE。
Mesoscale Thermohaline, Sound Velocity and Baroclinic Flow Structure of the Pacific Subtropical Front During the Winter of 1980
Mesoscale Thermohaline Sound Velocity Baroclinic Flow
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2009/2/9
The three-dimensional thermohaline. sound velocity and baroclinic flow structure of the. pacific sub-tropical front during January and February 1990 are discussed. The front is meander-like, with a wa...
Spatial Variability of Major Frontal Systems in the North Atlantic-Norwegian Sea Area:1980–81
Frontal Systems North Atlantic-Norwegian Sea Area 1980–81
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2009/1/19
Locations of strong frontal systems in the upper 350 m of the North Atlantic-Norwegian Sea area are identified using data from nearly 2300 AXBTs deployed over a period spanning both winter and summer ...
Heat and Energy Balances in the Upper Ocean at 50°N, 140°W during November 1980(STREX)
Storm Transfer and Response Experiment turbulent kinetic energy potential energy
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2009/1/10
Subsurface temperature data and surface meteorological data are analyzed from thermistor chain moorings deployed near 50°N, 140°W during the Storm Transfer and Response Experiment (STREX). The upper-o...
Vertical Structure of the Seasonal Cycle in the Central Equatorial Atlantic Ocean:XBT Sections from 1980 to 1988
Vertical Structure Central Equatorial Atlantic Ocean Seasonal Cycle
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2008/12/23
A set of temperature profiles from expendable bathythermographs collected from 1980 to April 1988 along two ship routes transecting the equatorial Atlantic from 11°N to 11°S is analyzed to inter the v...
A Numerical Simulation of the Variability in the Tropical Atlantic Ocean, 1980–88
European Centre for Medium-Range Weather Forecasts Numerical Simulation Tropical Atlantic Ocean
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2008/12/11
The authors have examined a numerical simulation of the tropical Atlantic Ocean circulation forced by the European Centre for Medium-Range Weather Forecasts (ECMWF) surface wind stress during 1980–88....
A chemistry-transport model simulation of middle atmospheric ozone from 1980 to 2019 using coupled chemistry GCM winds and temperatures
chemistry-transport model middle atmospheric ozone GCM winds
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2008/12/9
A global 40-year simulation from 1980 to 2019 was performed with the FinROSE chemistry-transport model based on the use of coupled chemistry GCM-data. The main focus of our analysis is on climatologic...
国际植被学会简介及其1980年和1981年的工作报道
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2007/8/29
国际植被学会简介及其1980年和1981年的工作报道
1980-2000年中国LUCC对气候变化的响应
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2007/8/24
基于中国1980~2000年气候数据及两期土地利用/土地覆盖 (LUCC) 数据,利用Holdridge 植被生态分区模型、重心模型及土地利用程度模型,分析气候变化及人类活动对中国植被覆盖及土地利用的影响程度及变化趋势。1980~2000年间,中国大部分地区温度升高,降水增多。气候变化不仅影响了中国植被群落分区,更进一步影响了植被群落的生长状况;东北、华北、内蒙古高原等区域...
1980年以来北京农用地时空演变与驱动力
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2007/8/24
分析北京1980年、1990年、2000年的耕地率、粮食和蔬菜作物的种植率及粮食和蔬菜作物及果树作物的单位面积产量,得出北京农业用地变化类型由土地条件、国家政策和制度改革、农业生产技术进步、农村工业化、城市发展、栽培作物种类变化等多种驱动力的相互作用形成的。与人口密度进行量化相关分析后预测,到2020年北京粮食作物的生产会因生产技术的不断进步而有很大提高,其种植率将达到75...
Estimates of loss in ecosystem service values of Songnen plain from 1980 to 2000
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2007/8/24
Ecosystem services are premises for human beings to exist and develop in the world, and it is of importance to study effects of land use change on ecosystem functions. Songnen plain, locat...