为了说明心脏如何使血液在全身循环流动，老师描述了水泵的工作原理。
To illustrate how the heart circulates blood through the body, the teacher described how a pump works.
分析了变频器并联运行的原理，建立了变频器并联的数学模型，研究了变频器并联运行时的环流特性。
It analyzed the principle of parallel inverter, established the mathematical model of parallel inverter, and researched the circulating current of parallel inverter.
分析了静态转换开关（STS）的无环流切换控制的工作原理。
The control theory for static transfer switch(STS) without circulation current is elaborated.
介绍了灰粘聚循环流化床粉煤气化的原理、工艺流程及工艺特点。
The principle, process and the characteristics of coal powder gasification by the ash agglomeration circulating fluidized bed are introduced.
通过对三叶外环流活塞泵工作原理的研究，得出了它的封液条件和不干涉条件，并给出了设计方法和有关公式。
The operating principle of three--vane external circulating current piston pump was studied and the conditions of liquid seal and non--interferrence of the pump were got.
叙述了回流式循环流化床(RCFB)脱硫技术的工艺原理、流程、控制措施、工艺特点。
Describes the back-circulating fluidized bed (RCFB) desulfurization process principles, processes, control measures, technical characteristics.
介绍了气体环流生化反应器的特点、工作原理以及在工业上的一些应用，指出该类型反应器主要的特性参数为气含率、液体循环速度和传氧速率；
The characteristics, principles and applications of ALRs are introduced in this article, and the main parameters of ALRs are the gas content, liquid circulation and mass transfer.
对RH精炼工艺的钢液循环流动、脱碳、脱气的原理以及影响因素进行了分析。
The paper analyze the principle of steel circulation of flow, decarburization, degas and all of the factors affected in RH refining.
基于多釜串联可以有效减小返混的原理，通过引入特殊设计的级间构件构建了一种新型的两级内环流反应器。
Specially designed internals were used in a novel two-stage internal-loop airlift reactor to effectively decrease liquid backmixing by analogy with the tanks-in-series concept.
在第2章中，在查阅资料、理解循环流化床原理的基础上根据质量、能量平衡方程建立了床温的近似控制数学模型。
In chapter 2, based on the investigation of references and the principle of CFB, a approximate temperature mathematic model is established according to both mass and energy equilibrium equations.
在第2章中，在查阅资料、理解循环流化床原理的基础上根据质量、能量平衡方程建立了床温的近似控制数学模型。
In chapter 2, based on the investigation of references and the principle of CFB, a approximate temperature mathematic model is established according to both mass and energy equilibrium equations.
应用推荐