输送

The welded pipe products is partitioned into five arrangements as per its characteristics and its six developing directions toward thin wall thickness,thick wall thickness,high accuracy,high grade,inside burr removal and anti-corrosion,etc.are analyzed.

我国中小直径焊管经过20世纪80~90年代的飞速发展，品种结构和应用领域已经有较大的改善，但是低压流体输送管、一般结构管比例较大，与焊管发达国家在锅炉、化工、油井、机械构件、高压流体输送用承压钢管和精密钢管领域不断扩大焊管的使用范围、提高高等级焊管使用数量方面存在一定的差距。

Various kinds of beverage, milk, aerated water etc, without

行业不可少的输送设备。适合输送各类酒，饮料，牛奶，汽水等

This research can help to reduce the aggradation and control the color pollute in the order transportation of crude oil and diesel oil in the pipeline.

本试验的结论将有助于控制与减少顺序输送中原油在管道中的沉积成膜量，并降低对后续成品油的色度污染。可应用于长距离输油管道的顺序输送中。

The stress and radial displacement will increase with the increment of half cone angle and lead.

螺旋输送器的最大应力强度和最大径向位移均与转速近似地成二次方关系；减小叶片壁厚，沉渣对螺旋叶片作用的正压力所引起的叶片的最大轴向位移增长较快；正常工况下，螺旋输送器的最大应力强度和最大径向位移都随着半锥角和导程的增加而增大。

By changing the value of the blade thickness, cone angle, lead and height of fillet weld, influences of these parameters on the strength and displacement of the screw conveyor are investigated which form the base for optimization of the conveyor structure.

论文还通过调整螺旋输送器的叶片壁厚、半锥角、导程和焊角高等几何结构参数，研究了各参数的变化对螺旋输送器强度和变形的影响，为结构优化设计奠定了基础。

The max stress and the max radial displacement of conveyor is also proportional to the square of rotational speed. With the decrease of the blade thickness, both the stress and axial displacement of conveyor increase rapidly. The stress and radial displacement will increase with the increment of half cone angle and lead.

螺旋输送器的最大应力强度和最大径向位移均与转速近似地成二次方关系；减小叶片壁厚，沉渣对螺旋叶片作用的正压力所引起的叶片的最大轴向位移增长较快；正常工况下，螺旋输送器的最大应力强度和最大径向位移都随着半锥角和导程的增加而增大。

As the world-famous dust and particle equipment manufacturers, WAM group has the output of more than 25000 screw conveyer, this make it become the dust particle technological authority and biggest equipment supplier in the world; WAM was entered and stationed in China through the Hong Kong agent in 1996, established WAM Bulk Handling Machinery Co., Ltd. in 2000, established the WAM Bulk Handling Machinery International Trading Co., Ltd.

WAM集团每年25000多台螺旋输送机的生产量使其成为世界上粉尘颗粒螺旋输送的技术权威和最大的设备供应商。1996年WAM通过香港代理商进驻中国， 2000年成立了全资子公司威埃姆输送机械有限公司、2002年成立了威埃姆输送机械国际贸易有限公司（由该公司负责威埃姆集团的产品在中国的全部销售业务），同时，WAM在中国还拥有其他合资公司。

UHMWPE pipe is extensively used of the transportation of all kinds of powder、thick liquid and gas,such as the handing of mine powder 、grain、river course silt,and ash discharging of power plant、utilization of water of sea ang river、drainage of mine well、and the transport of cruel oil and gas,and also in the fields of the convey of chemical raw material and industry"three wastees"etc.

超高分子量聚乙烯管材广泛应用于各种粉体、浆液、气体的输送，如矿粉、粮食、河道泥沙处理、电场排灰，海、河水利用、矿井排水，油品、燃气输送，化工原料及工业&三废&的输送等领域，可代替铁管，钢管，不锈钢管和合金钢管。

The Enmasse Conveyor is a continal conveyor which transports granule material,such as dust form,particles,small piece form and so on.It is fit for transportation ...

GSS系列埋刮板输送机埋刮板输送机是输送粉尘状、小颗粒及小块状等散状物的边疆输送设备，适用于水平、倾斜和垂直输送。

A three-dimensional model of hailstorms coupled with chemistry transport module is used to simulate the redistribution of photochemical species due to cloud transport, then the cloud chemistry box model is used to study the disturbance of atmospheric chemistry system owing to the change of gas concentration caused by cloud transport.

利用一个三维的冰雹云模式与化学组分输送模块耦合，得到云输送引起大气光化学组分的再分布，然后用一个包含详细气相化学反应机制的箱模式研究了云输送引起的气相体积分数的变化及其对大气化学系统产生的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。