旋风的

M from electrostatic precipitatorys in power station as the test powder, experimental studies were made on the collection efficiency , pressure drop of the circumfluent cyclone and B-type high efficiency cyclone.

针对目前工业除尘器除尘效率低和经济上、技术上的一些难题，以电厂静电除尘除下来的粉煤灰和空气作为物系，测试了环流式旋风除尘器的分离效率和压降，并推导了环流式旋风除尘器分离效率的数学模型。

An opening and at least one ventilation hole are provided in opposite sides of the partition wall, respectively, so that a part of air and dust vortically moving in the cyclonic air flow chamber are introduced into the dust collection chamber through the opening and the air in the dust collection chamber flows back into the cyclonic air flow chamber through the ventilation hole.

在该隔离壁的相对的侧面提供开口和至少一个通风孔，使得在该旋风气流室中旋涡状地运动的一部分空气和灰尘通过该开口被引入集尘室中，并且集尘室中的空气通过该通风孔回流到旋风气流室中。

To improve the machining efficiency and precision of convex screws,a new method was put forward for inner whirlwind NC enveloping milling of screw curved surface.

为提高凸螺杆的加工效率和加工精度，将具有切削平稳、效率高等特点的传统旋风铣削技术与具有轨迹控制灵活等特点的数控技术相结合，提出了内旋风数控包络铣削螺杆螺旋曲面的新方法。

The simulation software, Fluent, was used to simulate the combustion of gasification products and the track of slag in melting furnace.

利用Fluent计算软件，对高温旋风燃烧熔融炉内气化产物的燃烧、颗粒相的运行轨迹等进行了模拟和分析，为旋风燃烧熔融炉的设计提供了一定的参考。

This paper develops a new theoretical model based on the mathematical model of the tangential velocity .

本文以旋风分离器切向速度模型为基础，给出了各部分压力损失的计算方法，并针对不同的旋风分离器模型，将其计算结果与实验结果及其他的压力损失理论模型进行了比较，结果表明该计算方法可行。

Two-phase flow in a preheater cyclone with three core volute structure was simulated by CFD software in this paper.

本文借助流体力学软件FLUENT，对新型干法水泥回转窑普遍采用的三心大蜗壳式旋风预热器旋风筒单体，模拟计算了其内部的气固两相流运动行为。

The purpose is to probe into fow characteristic pressure distribution of separator under primitive structure and improved structure.

介绍了旋风分离器的基础理论，包括数学模型，分离效率、阻力损失和临界粒径等旋风分离器的主要参数指标，并给出它们的一些研究现状和计算的经验公式。

Experimental studies have been conducted on pressure drop and collection efficiency of a cyclone separator with different inlet vanes.

通过对加设不同形式导流板的旋风器进行试验研究，结果表明：不同形式导流板均不同程度地降低了旋风器阻力，同时也对分离效率产生了不同的影响。

The structures and the critical dimensions of a normal cyclone separator are improved, and a new type of cyclone PV-E is developed.

对影响PV型旋风分离器分离性能的关键尺寸和结构进行了改进，开发出了一种压降更低、效率更高的PV-E型旋风分离器。

Has become a specialist and one of the worldwide leading manufacturers of gear hobbing and worm milling machines, thread milling and thread whirling machines, honing machines for heads and inserts as well as machines to produce dental burs with more than 40 years experience in the development of machine tools and special machines.

瑞士莫尼埃查纳有限公司现已成为世界领先的齿轮切削机床、蜗杆螺纹内旋风和外旋风铣削机床、人工髋关节内外球面珩磨机床、牙科车针机床制造商之一，拥有40余年特种机床设计与制造的经验。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。