粉末

LT-S series machines are widely used in sub-metal factories at home and abroad. It can separate slag generated by welding, metal powder and flux powder when dealing with submerged arc welding flux back and forth.

本机广泛运用于国内外金属结构行业，能分离处理埋弧焊接时焊剂往复使用时产生的焊渣、金属粉末、焊剂粉末。

Rapidly solidified AZ91 magnesium alloy powders and the Mg-based composite material reinforced by SiC particles were produced by twin-roller atomization method and powder metallurgy, respectively. The microstructure, phase compositions and interface characterization between Mg matrix and reinforcing particles of AZ91/SiCp composite material were investigated.

摘 要：采用双辊雾化法制备快速凝固AZ91镁合金粉末，并用粉末冶金方法制备SiC颗粒增强的镁基复合材料棒材，研究AZ91/SiCp复合材料的微观组织、相组成及增强相与合金基体间的界面结构特点。

The simulation was conducted by using steel 25 powder. Results show that great temperature gradients exist in the front of laser spot, and phase transformation temperature of powder around laser spot is higher than the powder's melting point.

以25号钢粉末为烧结材料进行了数值模拟，模拟结果表明：激光烧结过程中，在光斑中心的前端存在着极大的温度梯度；光斑中心的温度高于金属粉末的熔点，烧结过程中存在液相。

Using plasma cladding technology, different content SiC ceramic powder and Ni-based self-fluxing powder on W6 steel were plasma-claded in order to obtain Ni-based SiC alloys coating.

为了制备符合热锻模使用性能要求的模膛表面强化层，采用等离子熔覆技术，以W6为基体，在基体表面对不同含量SiC陶瓷粉末、Ni基自熔性粉末进行等离子熔覆，得到Ni基SiC合金涂层。

Some so-called natural vitamin may be made of dead beef liver, coal tar or petro-chemicals? And some so-called natural minerals are made of mined ore powder, calcium from ground up oyster shells.

一些所谓天然的维他命可能是从死牛肝、煤焦或石油化合物炼制而成的，而一些所谓全天然的矿物质只不过是矿石的粉末，钙则是蚝壳的粉末，人体绝不容易去吸收这些所谓的「天然物质」！

On-line measuring of metallic ore powder particle is the main puzzle that confronts the researcher who is engaged in particle size research of the powder particle.

金属矿石粉末颗粒粒度的在线检测问题，一直是从事粉末颗粒粒度检测技术研究人员所要面对的难题之一。

After selection and blending of the powder and manufacture of a die for the shape to be produced,the powder is pressed to size and shape .

经过选择和混合的粉末和制造模具的形状是生产，粉末压到大小和形状。

Metal powder is pressed in a die at sufficient pressure that the powder particles adhere at their contact points with adequate strength for the formed part to be handled after ejection from the die.

金属粉末被压入一个模子以粉末微粒遵守在他们的接触点以充分力量为了在排斥以后能将被处理的构成的部分从模子的充足的压力。

According to the complex degree,determined by their figurations and sizes,the classification of the metal powder compactions by steel's dies has been given.

文摘：按照其形状尺寸所确定的复杂程度，对金属粉末制件进行了分类；对各类制件的压制质量进行了分析；在此基础上，叙述并归纳了粉末件钢模压制的各种方法及其适用原则。

Given a lower packing fraction, the hoop strain in the vessel wall induced by the hydriding/dehydriding reactions was increased with alloy powder size.

在较低粉末填充率的情况下，储氢罐壁上的切线方向应变将随著粉末粒径增大而增加。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。