The steady mathematic model of water source heat pump unit for small house is established, and the characteristics of the unit are simulated.
建立了小型住宅用水源热泵机组稳态数学模型，对机组特性进行了模拟。
Based on the analysis of the steering performance of a tracked vehicle, a steady mathematic model for simulating the steering process is set up and simulated in this article.
通过对履带车辆转向过程的分析，建立了电传动履带车辆稳态转向的数学模型，并进行了仿真研究，为电传动系统的参数设计提供了理论依据。
The traditional PID control which based on mathematic model was steady and reliable, and was applied in many fields.
传统的PID控制采用基于数学模型的方法，稳定可靠，应用广泛。
A steady heat transfer mathematic model is established for a three-phase asynchronous motor by using a finite volume method.
利用有限体积法建立了三相异步电机的稳态传热数学模型。
Assuming heavy oil as Bingham fluid, a mathematic model of non-steady pressure distribution of Bingham fluid in formation pores is derived, and its numerical solution is obtained.
将稠油视为宾汉流体，推导了宾汉流体在非稳态状况时地层孔隙中的压力分布数学模型，并求得了数值解。
Assuming heavy oil as Bingham fluid, a mathematic model of non-steady pressure distribution of Bingham fluid in formation pores is derived, and its numerical solution is obtained.
将稠油视为宾汉流体，推导了宾汉流体在非稳态状况时地层孔隙中的压力分布数学模型，并求得了数值解。
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