介绍用气幕降尘系统解决机掘工作面的粉尘和瓦斯问题。
The dust suppression system with air curtain was first proposed to solve the problem of dust and gas in mechanized heading faces in this paper.
回归分析得出了该气幕式排风罩有效控制距离的计算式。
Obtains a regression formula for predicting the effective control distance of the hood.
研究结论对气幕控尘的实验室试验和现场应用具有指导意义。
Research results have the guiding sense for the laboratory test and site application of dust control by air curtain.
试验结果对现场使用气幕发生器的设计和制作具有一定的参考价值。
The test results of the air curtain generator have a certain reference value for the design and manufacturing of the air curtain generators used at the site.
结果表明，气幕挡墙的位置和吹气量是影响中间包卷渣的主要因素。
The results show that the entrainment of slag in tundish with gas curtain was mainly affected by gas flow rate and the position of gas blowing.
获得了影响回旋气幕形成各主要因素的合理参数以及轴向速度衰减规律。
The reasonable parameters of the convolute air cover and axial speed attenuation rule were found.
本实用新型提供的气幕挡墙气洗效果好、更易实现对气流的柔性控制。
The gas curtain barricade which is provided by the utility model has good gas washing effect and realizes the flexible control to gas flow more easily.
提出了滑板在湿软土壤中滑行时，气幕条件下的阻力和减阻率的数学模型。
Two mathematical models are presented to depict the resistance and the resistance-reduction rate in an air curtain between soil and slide moving on a moist and soft ground.
对气幕中弹性薄球壳的振动进行理论分析，以探讨气幕对结构振动的影响。
The vibration of a thin elastic spherical shell in a bubbly layer is analyzed theoretically so as to investigate the effect of bubbly layer on structural vibration.
通过介绍它的工作原理、结构设计、参数选择和运行方案来详细地研究这种气幕伞。
By introducing its working principle, structure design, parameter selection and function mode to investigate this air curtain umbrella.
本发明制备铝合金圆铸锭的方法包括熔体处理工艺、气幕铸造工艺、均匀化退火工艺。
The method for preparing the aluminum alloy round ingot comprises the processes of fusant treatment, gas curtain casting and homogenizing annealing.
上述的气流循环系统还可应用于挂壁式空调的室内机、气幕机、空气加热器、除湿机中。
The airflow circulating system can be used for an wall hanging type air conditioner indoor set, an air curtain machine, an air heater and a dehumidifier.
应用基于理想气体状态方程的气幕隔震的压力有限元模型，对模型气幕的隔震效果进行了研究。
The FEM air isolation model based on the state equation of ideal gas is used to study the effects of air isolation.
气幕弹由于其结构简单，成本低廉，使用方便等特点已成为水声对抗战中普遍使用的对抗器材。
The bubble shell is the commonly used one because of its simple structure, low cost and easy operation.
结合本钢炼钢厂板坯中间罐的控流装置，通过实验室对比试验研究，开发了新型控流装置——湍流控制器和微细泡气幕挡墙。
The new flow control devices, turbulence inhibitor and wall gas blowing, have been developed for the tundish of slab continuous casting in No. 2 Steelmaking Plant, BENXCO by compared experiments.
比较了传统堰坝组合，吹氩气幕挡墙分别代替堰、坝对中间包流体流动特征的影响，并尝试在中间包内采用双气幕挡墙的控流方式。
The fluid flow and transportation behavior of non-metal inclusion were studied in tundish of gas curtain dam by water model experiment and PW system.
给他一口气、一幕戏。
地下确实存在油。气的幕式运移和幕式充注，但幕式是一个有时间尺度的概念。
Episodic migration and episodic injection do take place under the ground, but the episode is one concept measured by time.
看到这一幕，他的内心充满了仇恨和痛苦，他想跑过去杀了他们，他深吸一口气，快步走了过去，这时他想起了第三条忠告，于是停了下来。
His heart was filled with anger and pain by seeing this scene. He wanted to kill them. He took a deep breath and rushed to them when he stopped. He remembered the third advice of the Lord.
我意识到教练已经看到刚才我没给安吉拉让道的那一幕，就深吸了一口气，然后潜到水底。
Realizing that he had seen me refuse to let Angela pass, I took a deep breath and ducked underwater.
电幕上的声音停了下来。污浊的空气当中，响起了一声清晰悦耳的喇叭。讲话的人粗声粗气说下去。
The voice from the telescreen paused. A trumpet call, clear and beautiful, floated into the stagnant air. The voice continued raspingly.
随着钻井公司为了吃进土地而展开投标大战，不少行业专家断言天然气的“黄金时代”即将拉开大幕。
After drillers launched a bidding war to snatch up local drilling acreage, industry experts proclaimed the dawn of "a golden age" for natural gas.
本发明公开了一种在倾斜的矩形管道内进行双向对流自激液幕的气液交换方法和装置。
The invention discloses a gas-fluid exchange method and a device for carrying out bidirectional convection self-excitation liquid curtain in an inclined rectangular pipeline.
本发明公开了一种在倾斜的矩形管道内进行双向对流自激液幕的气液交换方法和装置。
The invention discloses a gas-fluid exchange method and a device for carrying out bidirectional convection self-excitation liquid curtain in an inclined rectangular pipeline.
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