查询词典 law of conservation of mass

The effects of mass ratio on dynamic Characteristics were investigated by solving the dynamic equation of the model. The approximate formula of seismic response were deduced based on Energy Conservation Law.

通过求解简化模型的动力方程，分析了质量比对连续梁桥纵桥向的动力特性的影响，并用能量法推导了低阶振型地震反应的近似公式。

The devolatilization model was developed on the basis of the mass conservation law.

缩聚脱气模型是根据质量守恒定律建立起来的。

Based on the first law of thermodynamics and the law of mass conservation, thermodynamic and dynamic models of the vane compressor have been developed by considering leakage, heat transfer etc.

本文在热力学第一定律及质量守恒定律的基础上，考虑了压缩过程的泄漏、传热等现象，建立了旋叶式压缩机工作过程的热力学模型和动力学模型。

A mathematical model that describes the transient flow is developed based on the conservation law of mass momentum and energy followed in the course of transient flow process of gasliquid phases.

根据气液瞬变流动过程中所遵循的质量、动量和能量守恒定律，建立了描述气液两相瞬变流动的数学模型。

Using the Conservation Law of mass, momentum, energy in the form of Euler and equation of the thermodynamics, the interaction between the shock wave and the wall surface of the excavation roadway during the gas explosion is discussed.

文章建立了瓦斯爆炸冲击波的管道物理模型，利用Euler形式的动量、质量、能量守恒方程和热力学方程从理论上解析了瓦斯爆炸过程中爆炸冲击波与掘进巷道壁面相互作用中正反射和斜反射时波阵面上的各个参数，并给出了计算公式和简化公式。

Combining with the theory of the conservation law of mass,momentum,energy and gas explosion dynamics,the attenuation law of shock wave in excavation roadway was deduced during gas explosion.

运用质量守恒、动量守恒和能量守恒定律及爆炸气体动力学理论等，对掘进巷道瓦斯爆炸冲击波的衰减规律进行研究。

The developed sand inflow erosion model for cold heavy oil production is based on the mass conservation law and Darcy's law, considering the effect of fluid flowing on sand inflow/production, and the solution in uncompressible condition of single phase is obtained.

考虑流体流动对出砂的影响，以连续方程和达西方程为基础，建立了稠油出砂冷采侵蚀模型，并在一维单相不可压缩条件下进行求解。

Based on the first law of thermodynamics and the law of mass conservation, a thermodynamic model of the back-pressure cavity has been developed by considering influence by back pressure cavity, compression chamber and oil supply system.

本文在热力学第一定律及质量守恒定律的基础上，建立了背压腔的热力模型，模型详细考虑了背压腔与工作容积、压缩机内油路之间的联系，并通过他们之间的联系给出了背压腔压力的计算方法。

The cycle process of steam-water in drum, downcomer and water wall were simplified reasonably, according to the law of mass conservation and the law of energy conservation, the differential equation model of drum water level dynamic was constructed.

对汽包、下降管、水冷壁内汽水工质循环过程进行合理简化，依据物质及能量守恒定律，建立以微分方程形式描述的汽包水位动态模型。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。