查询词典 law of conservation of mass

Applying the law of conservation of mass,movement theorem of steady flow , and applying the mathematical method of stream function with the consideration of the axis symmetry,the three components of velocity quantum of the flow are deduced in detail.

本文详细阐述了旋风分离器内流动在球坐标系中的数学表述和结果，应用质量守恒定律和定常流动的运动定律，在轴对称的考虑下，用流函数方法详尽推导了流动的三个速度分量。

According to continuity principle of flow, law of conservation of mass and Darcy's law, the dual medium mathematical model of unsteady flow in fissurekarst artesian aquifer is established, and the finite volume method is adopted to get the solution, taking Longgang district in Shenzhen as an example to verify this model.

根据水流连续性原理、质量守衡和达西定律，建立了裂隙-岩溶承压含水层非稳定流双重介质数学模型，采用有限体积法对其求解，并以深圳龙岗区为例对模型进行验证。

According to the Newton's second law of motion, the law of conservation of mass,and Bingham plastic flow equation of slurry,as well as under top cement pulsation,the mathematical models of one dimensional pressure pulse propagation downwards in the cement column was established.

文中根据牛顿定律、质量守恒定律及水泥浆的宾汉塑性流变性，在顶部水泥脉冲振动作用下，建立了水泥浆中，一维压力传播的波动方程的数学模型。

By the law of conservation of mass, the principle of effective stress and the Darcys law as well as the equilibrium differential equations, a coupled mathematic model that included the terms of source and sink, and its corresponding direct coupled FEA model, for the analysis of groundwater seepage and stress were developed.

其次根据土体的平衡微分方程、质量守恒定律、有效应力原理以及达西定律建立了考虑源汇项的渗流场与应力场耦合数学模型，并且提出了直接耦合有限元计算方法。

The physics \\"energy conservation\\", the \\"law of conservation of mass chemistry\\" Philosophy of \\"god is impartial to everybody!\\"

物理学中的\\&能量守恒定律\\&、化学中的\\&质量守恒定律\\&；哲理中的\\&上天对每一个人都是公平的！\\&

In the following, the paper lists node flux balance equation group and loop pressure balance equation group, based on law of conservation of mass and law of conservation of energy, and the relation between flux and pressure elicits, using the law of branch ventilation resistance and the relation of fan performance.

本文根据水电站地下洞室群通风系统的特点，提出了进行节点、分支划分与网络图绘制及分支阻抗计算的原则和方法，利用图论的相关理论将通风系统转化成为点和有向线段表示表示的，并且各个分支影响空气流动的因素由分支的阻抗表示的水电站地下洞室群通风网络图。

Law of conservation of matter and reason According to the law of conservation of matter and reason (law of conservation of mass and energy), matter cannot be created or destroyed, but is only to be found in transformation from one form to another.

物质不灭定律。&物质不灭定律&亦称&质能守恒定律&，一般表述为：物质不会凭空产生也不会消灭，只能从一种形式转变为另外的形式。

Models foe predicting how the discharge of conservative substance affects stream quality are invariably based on the law of conservation of mass, also referred to as the mass balance equation.

预言保守的物质的解除怎样影响溪的模型仇敌质量不变基于质量守恒定律，此外称为&质量平衡方程式&。

According to the law of conservation of mass and the law of Nsimultaneous equilibrium, the mathematics model of Ni -NH3-NH4 -C2O42-H2O thermodynamic equilibrium system was first built, and the corresponding logarithms concentration -pH diagrams of the system were also drawn.

本文的主要创新内容有：首次采用膜电解电溶法制备高纯氯化镍溶液，通过阴离子交换膜的选择，在自行设计的膜电解槽中控制适当的电解条件，制备出满足生产特种镍粉要求的氯化镍溶液。

The paper put forth the mechanism model of the drying and the subsequent sealing process on the basis of the law of conservation of mass, the phase equilibrium principle and the Fick's Law.

基于质量守恒定律、相平衡原理和费克定律，提出干燥过程以及随后封闭过程的机理模型。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。