铝的

In seawater and fresh water, aluminum alloy was not corroded as the all protection of alclad. In salt lake, the alclad on LC4 aluminum alloy remaindered for half a year, and used up for one year. The base of LC4 aluminum alloy was corroded seriously.

在海水和淡水中，包铝层可以对铝合金基材起到完全的保护作用，使基材免遭腐蚀；而在盐湖水中，半年时LC4铝合金表面尚有包铝存在，而一年时LC4铝合金表面包铝已完全消耗至尽，LC4的基体发生严重腐蚀。

The oxidation of both low and high-activ ity simple and Pt-modified aluminide coatings on nickel base superalloy IN738 h as been studied in static air at 1100℃ up to 1000 h.

研究镍基高温合金的高铝与低铝活度简单涂层和铂改性渗铝涂层在1100℃空气中的氧化行为。

ABSTRACT The oxidation of both low and high-activ ity simple and Pt-modified aluminide coatings on nickel base superalloy IN738 h as been studied in static air at 1100℃ up to 1000 h.

摘 要 研究镍基高温合金的高铝与低铝活度简单涂层和铂改性渗铝涂层在1100℃空气中的氧化行为。

The results demonstrated that recombination was not only physical mixed, but also connected by hydrogen bond between silicic polymer and free or hydrolyze-polymerized aluminum ion and polysilic acid which could form aluminiferous during the process.

结果表明，复合过程不是简单的物理混合，部分铝离子及水解络合铝离子可与共存的聚硅酸通过羟基结合，发生络合反应生成铝硅聚合物。

The effects of sodium silico-fluoride on the zeta-potential, hydrophility and adsorption of styryl phosphonic acid of diaspore particle surfaces have been systematically studied.

系统研究了氟硅酸钠对一水硬铝石表面ζ电位、亲水程度及苯乙烯膦酸吸附的影响，提出了苯乙烯膦酸浮选金红石与一水硬铝石时氟硅酸钠对一水硬铝石的选择性抑制作用机理。

This paper introduces the difference between butt-welding and lapping-welding,states the performance advantages of butt-welding aluminum-plastic reunites tube.

介绍了搭接焊铝塑管和对接焊铝塑管的区别及对接铝塑管的性能优势。

Beihai Minle Aluminum Magnesium Alloy Plant, established in a coastal open city--BeihaiCity in 1992, is specially engaged in manufacturing light metals such as aluminum magnesium powder and pure aluminum grains.

北海市民乐铝镁金属有限公司于1987年7月26日诞生在中国首批14个沿海开放城市之一的北海市，是铝镁合金粉和纯铝料等轻金属加工的专业厂家。

An Al base composite material reinforced by nanometre sized SiC particulates has been prepared by using powder metallurgy technique. Its microstructure and properties were examined in comparison with similar composite reinforced by SiC particulates sized in micrometre.

用粉末冶金方法制备了纳米尺寸SiC颗粒增强铝基复合材料，并将其组织及性能与相同工艺制备的纯铝和微米尺寸SiC颗粒增强的铝基复合材料进行了对比。

The electric-thermo-mechanical coupled simulations of two types of drained aluminum reduction cells, i.e. scenario Ⅰ is with central sump and two accessorial sumps at the ends of the cell; scenario Ⅱ is with only a central sump at the cell bottom, were conducted on the commercial finite element method software package ANSYS.

采用商用有限元计算软件ANSYS针对两种聚铝沟设计方案(即方案Ⅰ为工字型聚铝沟结构；方案Ⅱ为单聚铝沟结构)的导流槽模型进行了电热应力耦合计算，同时针对热应力引起的槽体形变进行模拟。

Investigation on red hardness of both aluminium and common high speed steel as well as tooling quality of screw tap made of the steel shows that tooling quality of screw to tap of aluminium high speed steel is obviously better than that of common high speed steel.

铝高速钢与普通高速钢的红硬性对比试验以及丝锥切削对比的试验研究表明，将铝高速钢用作螺纹工具—丝锥能明显提高其切削性能，从国内矿产资源角度看，开发使用铝高速钢具有其实际意义。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。