查询词典 alluvial fan

The main products are: Fan series, muffler series, valve-type series, aluminum alloy tuyere series, ventilation pipe series, cooling tower series, FRP winding series, water purification equipment, plumbing equipment, water tanks series, central air conditioner series, central air-conditioning fittings series, central air-conditioning unit series, the central air-conditioning fan coil series, power equipment, air-defense equipment and other products.

主要产品有：风机系列、消声器系列、阀类系列、铝合金风口系列、通风管道系列、冷却塔系列、玻璃钢缠绕系列、净水设备系列、水暖设备系列、水箱系列、中央空调器系列、中央空调配件系列、中央空调机组系列、中央空调风机盘管系列、电力设备系列、人防设备系列等系列产品。

My company is professional production comes loose the manufacturer of sirocco fan, the product applies extensively in the industry such as ark of argon welder, electric welder, warm fan, box, machine.

深圳建准电机工业有限公司生产供应氩焊机用散热风扇。我企业是职业岀产散热扇子的公司，制品普遍运用在氩焊机、电焊机、暖风机、机箱、机柜等行业。

The platoon fan shield of all sorts of norms dimension, fanner cover, medicinal powder sirocco fan cover, smoke lampblack machine shield and mechanical shield to wait.

各类标准大小的排扇子护罩、电扇子罩、散热扇子罩、抽油烟机护罩和机器护罩等。

Chapter six, in consideration that the worm tongue structure is a key factor affecting noise generation, the mathematical model of centrifugal fan noise increment that is produced by worm tongue structure is established by using of the D—optimizng technology and dimension analysis method, and the spectral property of fan noise produced by worm tongue structure is analysed.

第六章，针对离心风机蜗舌是影响离心风机噪声的关键因素的特点，采用D—最优化技术并结合量纲分析法，建立了离心风机蜗舌引起的噪声增量与蜗舌结构参数的数学模型，并分析了蜗舌结构参数及其对叶轮声辐射频谱特性的影响。

This fan combines centrifugal fan of whole by squirrel-cage asynchronous electric machinery and aluminium alloy impeller, spiral case.

该风机由鼠笼式异步电机与铝合金叶轮、蜗壳组合成全体的离心风机。

The problem is mainly caused by primary air pipe resistance property variation,which caused the excessive opening of movable blades,the primary fan is working on the condition of higher wind pressure and lower flow.The approaches to reduce the speed stalling of primary fan and preventive measures are put forwa...

主要原因为一次风管阻力特性的变化，使一次风机动叶开度过大，一次风机工作点处在高风压区低流量的工况点，是造成一次风机失速的主要原因，提出了运行中减少一次风机失速机率的处理方法及预防措施。

An optical method of rotating fan blade shape and deformation measurement is proposed, which was based on Fourier transform profilometry and stroboscopic effect, and than is verified by experiment on a domestic electric fan.

提出了一种利用频闪光作为结构照明光源，基于傅里叶变换轮廓术对旋转叶片每个时刻的三维面形和变形量进行动态测量的光学方法。

They are followed by main gravity-flow channel sandbodies and channel of middle fan in subaqueous fan.

次生孔隙形成的主要机理为：①黏土包膜的发育有利于次生孔隙的发育。

Research shows turning round vibration is the main vibration shape of system of direct empty cold construction, should consider fan of; of vibration shape coupling many a little bit the structural vibration that syntonic drive causes is answered lesser, movement of fan low frequency is more than the influence of high frequency movement to the structure to structural influence.

探究表明扭转振动是直接空冷结构体系的主要振型，应该考虑振型耦合；风机多点谐振激励引起的结构振动响应较小，风机低频运转对结构的影响大于高频运转对结构的影响。

Then the two-pin fan power plug into the three-pin spare motherboard fan connector on the cathode and anode on the line, the gun is empty of the pin does not matter.

接着把风扇的电源两针插头插到主板空闲的三针风扇接头上的正极和负极上就行了，测速的插针空着也没有关系。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。