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- A Study on the Stand Growth Model Based on Spatial Database 基于空间数据库的林分生长模型的研究
- Stand growth model 林分生长模型
- The interpreter used XML as the expression of models.Using lexical analysis,syntactical analysis,semantic analysis,it achieved an interpreter of stand growth and yield model. 模型解析器利用XML作为林分生长与收获模型的表达形式,运用编译原理中的词法分析、语法分析和语义分析等理论,实现了生长模型的解析。
- Multistage DDM overcome the limitations of the Gordon growth model. 多阶段DDM模型克服了戈登成长模型的限制。
- Based on the idea of minimal deviation, this paper builds a combinatorial prediction model for stand growth from the concept of combinatorial prediction method created by J. M. Bates and C. W. 根据BatesJM和GrangerCWJ的组合预测方法的概念;提出了基于最小偏差的林分生长组合预测模型;并介绍了模型求解的方法.
- A Simple growth model of ternary BCN compound is proposed in this paper. 提出了BCN三元化合物生长的简单模型.
- Pouring temperature shows significant effect on the growth model of dendrite. 浇注温度对枝晶生长形貌影响较为显著,高温浇注易获得外生柱状枝晶;
- The third essay focuses on measures of inflation in Barro's growth model. 第三篇论文,侧重于分析巴罗增长模型中的通胀的度量。
- Growth models usually consider labor as homogeneous. 增长模型常常把劳动力视为同质的。
- In New Cambridge economic growth model, we induct a new variable, technology labor. 在新剑桥经济增长模型中,我们引入了技术劳动者这一新的变量。
- The Richard growth model is superior for describing the temporal dynamics for poplar bacterial canker disease. 冰核细菌溃疡病流行的时间动态以理查德生长模型为最优生长模型。
- Based on the data of sample plots collected in Caribbean pine range of Guangdong, several models were selected through parameter fitten. This paper initially studied and established stand growth and yield models for Caribbean pine. 根据在广东省本种加勒比松主要分布区收集的林分标准地调查资料 ,通过参数拟合筛选模型 ,初步研究建立了本种加勒比松人工林林分生长和收获模型。
- A simple (though approximate) model of population growth is the Malthusian growth model. 一个简单的(虽然近似)模型的人口增长率是马尔萨斯的增长模式。
- Fong-Long Feng 1997 Modeling Stand Growth Varies in Response to Different Spacing in IUFRO Conference “Modeling Growth of Fast-Grown Tree Species” 5-7 September, 1997 Valdivia-Chile. 冯丰隆、蔡政弘,1998,地理资讯系统在森林分层取样设计上的应用,1997年于中华林学会年会及学术研讨会,嘉义.
- ABBADB President Haruhiko Kuroda President told the opening session Asia needs to restructure its growth model. 亚洲开发银行行长黑田东彦在开幕式上提出亚洲应重建其经济增长模式。
- The results show that there is an evident difference between stand growth of various broadleaved tree species,which shows as Choerospondias axillaris>Liriodendron chinense>hybrid L. 对不同阔叶树种和不同混交林模式的林分生长状况进行测定,结果表明:不同阔叶树种的林分生长存在明显差异,表现为南酸枣>马褂木>杂种马褂木>桤木>观光木>木荷。
- This paper reviews the recent developments of carbon nanotube ,especially in the prepara-tion methods and growth model. 综述了纳米碳管的研究发展,主要是纳米碳管的制备及其生长机理方面的新进展。
- Are you willing to stand surety for your brother? 你愿意当你弟弟的保证人吗?
- Lin Q Y, Lin Q, Huang J, et al.The relationship between occurrence of the dieback blight of Phyllostachys pubescens and stand growth and site conditions[J].Forest Research, 1999, 12(6): 628-632. [8]林庆源; 林强; 黄颉; 等.;毛竹枯梢病发生与林分及与立地条件的关系[J]
- This article presents a valuation model with failure probability based on Weston fixed growth model. 在威斯通固定增长模型的基础上,建立了考虑未来经营失败概率的估值模型;
