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地形因子的英文

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"地形因子"怎么读用"地形因子"造句

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  • terrain factor

例句与用法

  • Topographic effects on regional soil erosion process
    区域土壤侵蚀过程的地形因子效应
  • Effect of topography on ephemeral gully erosion in northeast china with black soils
    东北漫岗黑土区地形因子对浅沟侵蚀的影响分析
  • The effects of topographical factors on the dominance of chinese - fir and its associated tree species vary with tree species
    地形因子对杉木及其伴生树种的影响,因树种而异。
  • Taking slope gradient , aspect , curvature and stream channel networks as examples , an overall analysis was made to explore the accuracy and application feasibility in this paper
    并选定坡度、坡向、曲率、沟壑等地形因子为指标,对dem地形分析的精度与应用适宜性特征进行了较为全面的分析。
  • The soil erosion intensifies , and then weakens vertically from the divide to the edge of the gully , apart from the central section of the land because there is a ridge
    坡面中部侵蚀相当严重,分水岭与沟缘线附近相对较轻。地形因子中的坡度是形成坡耕地土壤侵蚀垂直分异格局的主要影响因素。
  • According to the analytic results in this dissertation , we can find that slope was the pivotal factor for the conversion of the burned blank into coniferous forest , and the partial correlation coefficients is - 0 . 6835
    地形因子的分析说明在火烧迹地更新种植针叶林主要是受坡度的影响,偏相关系数为- 0 . 6835 。
  • Study the landform effects on the diffuse irradiation . when integralling the visible vault of heaven , it is necessary to estimate the shadow status on every direction in 2 circle . the slope and aspect are also effective
    2 、地形因子的影响在对“可见”天穹积分时,对2范围内各方向上的遮蔽状况进行判断,确定每个方向上由前方地势所造成的遮蔽角度,从而反映周围地形造成的遮蔽影响,实现对“可见天穹”的积分。
  • In summaries , we use two parts , isotropic and anisotropic , to describe the anisotropic diffuse - radiation ; connected the horizontal diffuse - radiation and the land modulus to calculate the diffuse irradiation on actual terra ; and modem geo - tech , dem and pci - geomatica software and so on , is convenient and helpful to deal with mass geo - data and geo - information
    总结本文的技术与方法,本文以各向同性与各向异性权重分离方法描述了散射辐射各向异性特征;以平地散射辐射与地形因子结合方式详细探讨了地形因子的作用;以dem数据与现代地理信息软件相配合,尝试了高效的现代地理空间信息计算技术。
  • With reference to calculation methods of solar radiation within domestic and abroad literature and with the help of our country ' s dem ( with its resolution is 1 km x 1 km ) , we build a new model for potential solar radiation calculation combining with pci geomatica ' s platform . in the calculation , hypothesis is that insofar one clear day in more than one year as the biggest value of solar radiation of one day in many years is defined as potential value of daily global solar radiation , we also consider the infection of the slope , aspect and its geometry relations affect on solar radiation . we calculate potential solar radiation which maybe useful for research the distribution of solar energy and build large - scale grid database of our country ' s solar radiation
    本研究试图在借鉴国内外已有的太阳辐射计算方法的基础上,利用全国的1 : 100万数字高程模型数据( grid大小1km 1km )为数据源,以pcigeomatica为计算平台,以全国多年的太阳辐射日观测数据进行模式验证,在晴天无云的理想条件下,根据太阳光线与实际地形间的几何关系,研究坡度、坡向等地形因子对太阳辐射的影响,探讨太阳辐射在复杂地表上的分配规律,力求寻找潜在太阳总辐射合理的计算方法,为研究太阳辐射时空分布特征和建立全国尺度的太阳辐射栅格气象数据库奠定基础,为大尺度上的生态学过程研究提供基础信息。
  • Compared with farmland , the spatial distribution of orchard expressed very different characteristics . under continuous scale , distribution of orchard showed a regular pattern such as unevenness small scale : side length of the box was shorter than 8 cells - evenness small and moderate scale : the length was among 8 and 50 cells - unevenness moderate scale : the length was among 50 and 200 cells - evenness moderate and large scale : the length was longer than 200 cells ; human landscape transformation was the major impact factor of landscape changing , and a kind of moderate scale impact factor . the terrain was only a background impact factor ; during domestic landscape transforming in the working area , because the ecological maintenance value of two agricultural elements were not considered , their structural and functional equilibrium decreased gradually
    果园在中尺度区间的空间分布与农田相比表现出显著的差异,连续尺度的空间分布表现出不均匀小尺度:滑箱边长小于8个像元均匀中小尺度:边长在850个像元之间不均匀中尺度:边长在50200个像元之间均匀中大尺度:边长大于200个像元的变化规律4人为改造作用是景观动态变化的主要驱动力来源,并且表现为一种中尺度影响过程,地形因子则为背景性影响因素5景观改造活动由于未能兼顾农业组分在区域生态稳定性维护方面的价值,两种组分的整体结构和功能稳定性有所降低。
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