合金的

The Ni5Zr with low melting point forms because of Zr-rich liquid film will be maintained below 1180℃, therefore, solidification range of the alloy widens by 80℃ and the intenyal between the temperature at which the interdendritie feeding action disappears and the solidus temperature enlarges by 60℃....

在凝固过程中富Zr的液膜保持到低于1180℃的温度，结果使合金的凝固范围扩大了80℃。使失去枝晶间补缩的温度与固相线的温度范围扩大了60℃。这是含Zr含金热裂倾向大的原因之一。

The strength of SiCp/Al composites hot-pressed above and extruded below, or hot-pressed below and extruded above the solidus temperature of the matrix is higher than that of composites hot-pressed and extruded above or below the abovementioned temperature, and the strength of SiCp/Al composites hot-pressed above and extruded below the solidus temperature of the matrix is the highest.

以基体合金的固相线温度为基准，高温热压、低温挤压或者低温热压、高温挤压的复合材料的强度优于高温热压挤压或者低温热压挤压的复合材料，并且高温热压、低温挤压的复合材料的力学性能最优。

After shape memory treatment at 673～773K,the transformation type of this alloy was .The Ti-Ni SMA spiral spring had longer fatigue limit when heat treatment at 773K.The fatigue ...

结果表明，在 673～ 773K热处理状态下，该合金的相变类型为，经 773K热处理后，弹簧有较高的疲劳寿命；用冷加工率较小的Ti Ni丝绕制的弹簧疲劳寿命较高；喷丸处理可有效提高该弹簧的疲劳寿命。

There are action of exchanging electron and energy in square 4L loop which is made of neighboring 4 iron ions in dilute gold-iron and copper-iron alloy By means of this action, thermoelectrical potential of alloy, magnetic moment of iron ion, Curie temperature, maximal value and minimal value temperature of resistance, specific heat increase and decrease entropy of conduction electron and negative magneto-resistance effect are calculated in this paper and the results are equal to testing value.

利用稀释的金铁和铜铁合金中相邻4个铁离子构成的正方形4L回路上的铁离子间存在交换电子和能量的作用过程计算了合金的热电势、铁离子磁矩和居里温度、电阻极大值温度和极小值温度、传导电子的比热增加和熵值减少、负磁阻效应等，与测量值相符。

In this paper the as-cast microstructure, the rules of phase precipitation, the change of microstructure and minor phase content and the degeneration of aluminide coating after thermal exposure at temperature range from 850℃ to 1100℃ for 1000-3000 hours have been studied in comparison between two kinds of low chromium-high tungsten cast nickel-base superalloys.

本文对比地研究了两种低铬-高钨系列的铸造镍基高温合金的铸态显微组织，在850～1100℃范围内热暴露1000～3000小时后的相析出规律，显微组织和微量相的变化及铝化物涂层的蜕化。

Based on the experiment, microstructure and mechanical properties of the material in heating area of Ti-6Al-4V alloy were further analyzed under multi scanning, and the microstructure transfers from small equiaxial αβ+ to large 'α martensite.

在工艺试验的基础上，本文进一步对多次扫描条件下Ti-6Al-4V钛合金的微观组织与力学性能进行了测试分析，结果发现经过多次扫描后扫描区的微观组织由细小的等轴αβ+组织向粗大的钛马氏体'α组织转变。

In this paper, the improvement of the low velocity impact resistance performance of composite plates using shape memory effect of shape memory alloy is analyzed by using finite element method, The constitutive relationship and the model of finite element analysis of SMA hybrid composite plates are established, The finite element equation is solved by using the Newmark direct integration method and the modified Hertzian contact law.

应用有限元方法分析了利用形状记忆合金的记忆特性提高复合材料抵抗低速冲击的能力，建立了SMA复合材料板的本构关系和有限元分析模型，利用修正的Hertzian接触定律确定冲击接触力，应用Newmark直接积分法求解方程；研究结果表明利用SMA的形状记忆功能可有效地改善复合材料板的低速冲击响应性能。

The calculation of segregation at grain boundary and the work for intercrystalline cracking showed that Mg, Cr and Co elements have beneficial effect on the high temperature ductility of Ni-Cu based alloy which agrees with our experimental results.

对微量溶质在晶界偏析的晶界断裂功计算显示：Mg、Cr、Co对Ni-Cu基的晶界的高温塑性有明显的改善作用，可提高Monel K-500合金的高温塑性，这与实验结果甚为符合。

It introduces the technology of producing clean high-silicon silicomanganese .

介绍了纯净高硅锰硅合金的生产工艺，即要有优质的原料、较高的炉温、合适的炉渣碱度和正确的冶炼操作方法。

The methods and the precesses of the silver anti-tarnishing ,such as extremely thin metal coating,anodic passivation treatment,cathodic electrophoresis,chemical passivation and self-assembled monolayer,have been evaluated.

分析了银器表面在硫化物、硫氧化物等腐蚀性气体环境中变色的机理和影响因素，讨论了银器表面处理防变色(贵金属或合金的涂层、阳极化钝化、阴极电泳、化学钝化、自组装单分子膜的防腐蚀等)的方法和加工技术，并提出了包装贮存材料处理防银器变色的新途径。

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。