合金的

The introduction of Pt buffer layer can also raise the coercivity in sputtered Co-Pt alloy films but the Pt films must have good FCC (111) texture. The analysis of XRD and TEM shows that there exists ordered CoPt〓 Ll〓 phase in Co-Pt alloy films.

Pt缓冲层的引入可以进一步提高溅射Co-Pt合金膜的矫顽力，但Pt膜必须具有良好的FCC（111）织构。X射线和TEM研究发现在Co-Pt合金膜中存在有序的CoPt〓 Ll〓合金相。

The intergranular and exfoliation corrosion are accelerated with prolonging the increasing aging time at 160 ℃, which is in accord with the results of polarization tests in IGC solution.

目前，国内、外对于Al Li合金腐蚀行为的研究，主要集中在2090、8090及1420等牌号的合金上[39]，普遍认为T1或晶界无析出带的阳极溶解是造成合金局部腐蚀的关键因素，而究

Though Fe and Cr are immiscible at room temperature, nanocrystalline solid solution can be prepared by mechanical alloying.

当Fe-Cr基合金中掺入Mn或V时，其三元合金随温度和浓度的变化呈现出各种有趣的磁现象，但机械合金化制备的三元Fe-Cr-Mn的结构和磁性能尚未见报道。

Iron are two classical Invar systems and have been subjected to much attention since the discovery of the Invar effect in them.

含铁65at％左右的面心结构FeNi合金和含铁75at％左右的FePt合金是两种典型的Invar合金，长期以来一直受到众多研究人员的重视。

It was also showed by the results of linear polarization and impedance spectroscopy that hydrogen storage alloys coated could increase the exchange current density I0 and reduce the electrochemical reaction resistance, illustrating that the surface coating could increase electrocatalytic activity and enhance the diffusivity of electric charge in alloy surface, so that the high-rate discharge performance of the coated electrode was improved.

线性极化扫描和电化学阻抗图谱分析结果表明，包覆Cu、Cu-Co及Cu-Ni处理改善合金电极的交换电流密度I0，降低电化学阻抗，说明包覆处理改善合金表面的电催化活性，加快合金表面电荷的迁移速率，从而提高高倍率放电能力。

ASpheric FeNi nanoparticles with average diameter of about 70 nm were obtained in the system of cetyltrimethyl ammonium bromide/H_2O,while most of the products were nanofilms/rods with the addition of cyclohexane; nearly monodisperse FeNi nanoparticles with average diameter of about 25 nm were prepared in the system of PEG/cyclohexane/H_2O.With the assistance of ultrasonic,a no-surfactant method to 8.5 nm FeCo nanocrystals with high Ms(＞200.5 emu/g)has been developed with economical FeCl_3·6H_2O as iron sources.

a以水合肼为还原剂在十六烷基三甲基溴化铵/H_2O体系中得到了平均粒径约70 nm的FeNi合金球形颗粒，当在此体系中加入环己烷时样品主要形态为纳米膜/棒；于PEG/环己烷/H_2O体系中制备了单分散性较好的平均粒径约25 nm的FeNi合金纳米颗粒，合金纳米颗粒粒径随金属离子浓度减小而减小。

The effects of La-Pr-Ce mischmetal on the microstructure and mechanical properties of the testing cast Mg-7Li-1Al alloys have been investigated by means of mechanical property measurement,optical microscopy,scanning electron microscopy and X-ray diffractometer.Influence of the aging treatment on microstructure and mechanical properties of the test Mg-7Li-1Al-xLPC alloys have-been studied.Similarly,heat treatment strengthening mechanism of cast Mg-7Li-1Al-xLPC alloy and strengthening mechanism of La-Pr-Ce mischmetal cast Mg-7Li-1Al has also been discussed in depth.

通过进行力学性能测试试验，并采用光学显微镜、扫描电镜、X射线衍射仪等现代材料分析测试手段，研究镧镨铈混合稀土对Mg-7Li-1Al合金组织和性能的影响；分析时效处理对Mg-7Li-1Al-xLPC合金组织和力学性能的影响程度；并且探讨了镧镨铈混合稀土对Mg-7Li-1Al合金以及时效处理对Mg-7Li-1Al-xLPC的强化机理。

In this paper, the processes of electroless Ni-P, Ni-Fe-Co-P and Ni-Co-B platingwere investigated by using graphite pieces as samples first, and then Ni-P, Ni-Fe-Co-Pand Ni-Co-B coatings were deposited onto carbon nanofibers by using the selectedelectroless processes. The composition, structure of the coatings and the properties ofthe metal-coated carbon nanofibers were also studied.

本文首先利用石墨基片研究了化学镀镍磷合金、镍铁钴磷合金和镍钴硼合金工艺，然后利用优化的化学镀工艺在纳米碳纤维表面镀覆了Ni-P、Ni-Fe-Co-P和Ni-Co-B镀层；研究了镀层的成分、结构以及镀层纳米碳纤维的性能。

With the increase of the mischmetal addition,Ce and La prefer the formation of Al Ce and Al La compounds to be accumulated to grain boundary with the prevention of grain from growth resulting in grain refinement.

虽然过热处理对Mg Al系合金有明显的细化效果，但由于镁合金熔体温度的升高，使得氧化和吸气现象严重，结果反而降低了镁合金铸锭的品质[2 ] 。

Plant exports most of the mechanical parts, products, weight 60-2250 g range, self-shot blasting and abrasive surface treatment. Factory collection of gold ingredients, smelting, casting, permanent mold casting, shot blasting, processing in one, can provide customers with different national standard grades of aluminum alloy, wear-resistant alloy, zinc alloy castings, also in accordance with specific circumstances, the preparation of special constituents of alloy materials of new technologies, new processes, new materials research and applications to meet customer performance accessories have certain special requirements.

本厂集合金配料，冶炼，压铸，永久模浇铸，抛丸，加工于一体，可为客户提供不同国家标准牌号的铝合金，耐磨合金，锌合金铸件，亦可根据具体情况，配制特殊成分的合金材料进行新技术，新工艺，新材料的研究与应用，以满足客户对配件某方面性能有特殊要求。

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。