• Author expatiates framework design method of model library system in agricultural information decision support systems and the process of form model in cost benefit analysis.

    阐述农业信息决策支持系统模型系统结构设计方法以及经济效益分析过程

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  • The mathematical model established on the basis of agricultural system principle and method is used to analysis the effects of SRI technique on effective tiller.

    采用农业系统原理方法建立数学模型分析SRI栽培技术有效分蘖影响

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  • This article applies a GM (1, 1) model of Grey System Theory established to forecasts the agricultural water demand of an area in northern China.

    应用灰色理论建立了GM(1,1)模型,对华北地区某典型农业用水量进行了预测

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  • The system, model and operation pattern of agricultural extension affect the efficiency of agricultural extension work, and decide the success or failure of agricultural extension enterprise.

    农业推广体系模式运作机制影响农业推广工作效率决定农业推广事业成败

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  • The system model can provide on optimal decision strategy to effectively control PSB population, which contains measures of agricultural control, biological control and chemical control.

    建立系统模型能够提供包括农业防治生物防治化学防治措施在内、对三化种群实施有效管理最优决策方案

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  • For the characteristics of openness, scatterings, hierarchy, evolution and hugeness of Internet, an agricultural search model based on complex adaptive system is proposed in this dissertation.

    本文针对互联网开放性分散性层次性演化、巨量性等本质特性提出了一种农业复杂自适应搜索模型

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  • Reasonable supply chain operating model and cooperative partnerships is the operating foundation of the Agricultural products quality safety guarantee system based on supply chain management.

    而合理供应链运行模式良好的合作伙伴关系则供应链管理下的农产品质量安全保障体系运行基础

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  • Information is the foundation to build a high level teaching and scientific research model agricultural university. Constructing information guarantee system is important support condition.

    建设水平教学研究型农业大学信息基础构建信息保障体系重要支撑条件

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  • This paper shows that it is possible to model and simul ate any CIM vector controlled system used for agricultural pump or fan by means of advanced MATLAB and SIMULINK platform.

    使用当前先进MATLAB语言SIMULINK环境,对农村中大量使用的拖动风机水泵类负载运行的笼型感应电动机(CIM矢量控制系统,进行了建模仿真。

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  • The utility model relates to a hydraulic double-side self-tipping four-wheel trailer which belongs to the technical field of agricultural machinery and uses the original hydraulic system of a tractor.

    液压双侧自卸四轮挂车农牧机械技术领域它用机车原有液压 统。

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  • The utility model relates to a hydraulic double-side self-tipping four-wheel trailer which belongs to the technical field of agricultural machinery and uses the original hydraulic system of a tractor.

    液压双侧自卸四轮挂车农牧机械技术领域它用机车原有液压 统。

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