• 由于生物化学工程基于机理十分复杂生物体系,因而在理论建模模型求解优化必然导致数学要求较高

    Because biochemical engineering is based on the biosystem, which has a very complex mechanism, it brings about relative high requirements on modeling, solving and optimizing models theoretically.

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  • 混凝土拉伸破坏机理比较复杂尚无合适简便力学模型研究方法

    The mechanism of tensile failure of concrete is rather complex, so there are no suitable or convenient mechanics models and research methods.

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  • 肿瘤转移一个相当复杂过程建立胰腺癌转移模型研究胰腺癌肝转移机理关键一步

    Since the tumor metastasis is quite a complex process, the establishment of a liver metastatic model is the key step for the study of the mechanism of pancreatic cancer liver metastasis.

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  • 论文从电磁散射机理入手,明确提出了真实目标复杂散射行为理想的散射中心模型描述两者间失配问题。

    According to scattering phenomenology, we point out that the commonly used point scattering models fails to accurately describe the complex scattering behavior of real target.

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  • 针对当前乙炔加氢反应器操作现状提出常规复杂控制与基于机理模型预测控制技术相结合的复合控制策略,旨在改善当前成效低的简单开环调节。

    Based upon the operation actuality of acetylene hydrogenation reactor, the paper set up a control strategy, which is composed of general PID control and predictive control based on mechanism model.

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  • 分级过程机理复杂影响因素难以建立精确实用数学模型

    It is difficult to establish accurate and practice mathematical models of the process of grinding and classification due to their complicated mechanism and many factors affecting them.

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  • 本文基于线性系统度量复杂理论,通过描述消费过程的机理模型研究一类消费系统建模复杂性问题。

    Based on the theory of metric complexity for linear systems, this paper studies the modeling complexity of a class of consumption systems via a mechanism model of the consumption process.

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  • 秸秆螺旋挤压成形机理比较复杂系统模型难以进行描述

    The spiral extrusion for corps straw is comparably complicated, and the modeling of system is very difficult to describe.

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  • 由于复杂过程因素,波动反应机理复杂,无法建立精确数学模型传统故障诊断方法很难取得令人满意的结果

    Owing to many factors, great fluctuations and intricate reactive mechanism of complex process, it is hard to get the satisfied results by the traditional fault diagnosis methods.

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  • 发酵过程微生物生命活动联系生化过程,反应机理复杂机理模型成熟。

    Fermentation process is a biochemical process related to biotic activity of microbes, and its reaction mechanism is very complicated, so the theoretical model have not yet applied.

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  • 由于污垢产生条件影响因素作用机理复杂目前很难一个数学模型其进行准确描述

    Because its occurring conditions, factors and mechanism are variable and complex, it is very difficult to develop a precise mathematical model to make the overall description.

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  • 由于微生物发酵过程机理复杂高度非线性,建立发酵过程的精确模型具有一定难度

    Due to the complexity and high non-linearity of microbial fermentation process, it is difficult to model the process of fermentation precisely.

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  • 机理建模不能正确反映系统本质属性混合模型适用复杂传感器阵列

    So the theoretical model can not represent the essential property of this system. The mixed model is shown to be suitable to the complex array.

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  • 循环流化床锅炉燃烧系统数值模拟机理建模涉及到两相方式下燃烧过程理解和描述,已有机理模型十分复杂,不适合用于现场控制系统设计优化

    For the numerical simulation and mechanism modeling of combustion system involve the gas-solid flow principle, existing models are to complex to be suitable for design and optimizing of CFB unit.

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  • 结晶过程非线性、时变过程,其内部机理复杂,各变量间相互耦合,建立机理模型相对困难。

    Cane Sugar's boiling and crystallisation is an non - linear and slowly time - varied proces.

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  • 根据反应条件的不同这种方法分别使用多个简化化学反应模型,而非复杂的详细基元反应机理进行区域内的数值模拟。

    In this method, several different reduced reaction models are used in a simulation, each reduced model being used only under reaction conditions where it is representative to the full model.

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  • 但是化工过程往往比较复杂而且机理也不明了很难直接通过机理建立准确模型

    However, most problems in chemical engineering process are complex and we know little about their principles. So it is difficult to build accurate models directly by the principles.

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  • 但是化工过程往往比较复杂而且机理也不明了很难直接通过机理建立准确模型

    However, most problems in chemical engineering process are complex and we know little about their principles. So it is difficult to build accurate models directly by the principles.

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