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- The clumping caused that structure parameters are different from the actual value.To solve this question, a model by 3-D canopy structure parameters is needed. 由于植被的聚集效应，例如树叶群集成树冠，会导致植被组成参数与真实值之间存在差异，这需要建立关于三维的空间分布模型加以解决。
- The return waveform and the processing method are described.The relationship between laser waveform and canopy structure parameters is explored ignoring the clumping effects. 首先对星载激光测高仪的森林回波信号及其处理方法进行了介绍,探讨了在不考虑植被聚集情况下,植被组成与回波信号之间的关系;
- The clumping caused that structure parameters are different from the actual value.To solve this question,a model by 3-D canopy structure parameters is needed. 由于植被的聚集效应,例如树叶群集成树冠,会导致植被组成参数与真实值之间存在差异,这需要建立关于三维的空间分布模型加以解决。
- In this paper the return waveform and the processing method were described,the relationship between laser waveform and canopy structure parameters was explored ignoring the clumping effects. 首先对星载激光测高仪的森林回波信号及其处理方法进行了介绍，探讨了在不考虑植被聚集情况下,植被组成与回波信号之间的关系。
- canopy structural parameter 冠层结构参数
- Wind tunnel experiment on canopy structural parameters of isolated tree and wind velocity field characters nearby 树冠结构参数及附近风场特征的风洞模拟研究
- Determination of Canopy Structural Parameters in an Urban Forest Stand Using Hemispherical Photography 用半球面影像技术测定城市林分的冠层结构参数
- Methodology comparison for canopy structure parameters extraction from digital hemispherical photography in boreal forests 从北方森林半球数码照片提取林冠结构参数的方法比较
- At present, there seems no ideal way to determine reasonable structural parameter of the stopes of Sui-Chang Gold Mine. 对于遂昌金矿合理的采场结构参数，目前没有理想的确定方法。
- Structural parameter S of metal ion is defined in terms of electronegativity, electrocharge number and ionic radius. 由电负性、电荷数和离子半径定义一个离子结构参数S。
- Canopy structure would influence DTS and DCR across canopy-atmosphere interface remarkably. 林冠结构可以显著影响主导时间尺度和主导过程贡献率。
- A fuzzy multicriteria modelling method of defining a structural parameter for representing the grade of welding defect damage is presented. 提出了根据模糊综合评判、定义结构参数用以表示焊接缺陷损伤程度的方法。
- This can be accomplished by using toe boards, screens or brick guards; guard rails systems, nets, catch platforms, or canopy structure methods. 可以通过使用隔板、防护网或防护墙、扶手系统、防摔网、保护平台或天棚结构等方式来提供防落物保护。
- Satellite laser altimeter return waveform is sensitive to the vertical canopy structure and the change of underlying ground elevation. 星载激光测高仪的回波信号能够灵敏反映地面植被组成和地表高度的变化,因此能够用于探测森林地貌;
- The structural parameter for austenitic phasetransformation has a great effect on the characteristic of martensitic transformation. 发现奥氏体相变结构参数对马氏体相变特性有很大影响。
- Then,the influence of meteorological conditions,seasonality variation,canopy structure,interspecific and intraspecific variation on stemflow yield and chemistry were discussed. 探讨了气象条件,季节变化,覆被结构,冠层空间型及植被种别等多个复杂易变因素对茎流量和其化学成分的影响。
- Undercanopy hemispherical photographs provide permanent records of canopy structure, and as such have great potential for studies of forest canopy dynamics. 摘要林下半球面影像可为林冠结构留下永久记录，因此在森林生态的研究上有很大的潜力。
- Watanabe, T. and J. Kondo, 1990: The influence of canopy structure and density upon the mixing length within and above vegetation, J. Meteor. Soc. Japan., 68, 227-235. 最后推荐一篇关于冠层模型的文章，比较早，但我觉得很好。没有电子版，有日本气象学会杂志的同学能否做点贡献。
- The durability test procedure and its structural parameter of Santana clutch are briefly introduced. The performance and fault of Santana clutch are analyzed in this paper. 本文简介桑塔纳轿车离合器耐久试验过程和其结构参数,分析桑塔纳离合器的性能及一些故障产生的可能原因。
- Satellite laser altimeter return waveform is sensitive to the vertical canopy structure and the change of underlying ground elevation.It is optimal for mapping forest structure. 星载激光测高仪的回波信号能够灵敏反映地面植被组成和地表高度的变化,因此能够用于探测森林地貌;
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
