铝

Silicofluoride acid radical of the mother liquor will be transformed into sodium silicofluoride if excess sodium chloride was added,and the mother liquor was refined.The refined hydrofluoric acid and various aluminum can compose the by-product-cryolite,which can improve the collection rate of fluorin,aluminum and silicon.

其关键技术为氯化钠脱硅：投入过量氯化钠，使母液中氟硅酸根转化成副产品氟硅酸钠，母液被精制；再加入精制氢氟酸与各形态铝合成冰晶石副产品，从而有效地提高了氟、铝和硅的收率。

In order to improve the welding quality between this two kinds of materials,we explore experimentally the characteristics and mechanical properties of the friction welded joints of LF6 anti-rust aluminum and HR-2 anti-hydrogen stainless steel.Magne- sium in LF6 aluminum alloy is easy to form the brittleness intermetallic compounds on the fr...

经焊前对焊接界面的特殊处理，清除了LF6与HR - 2待焊接表面上的氧化膜，并采用以纯铝为介质的三元摩擦焊接工艺方法，避免或减少焊接界面上金属间化合物的生成，所焊接制品的抗拉强度可以达到或超过LF6防锈铝母材所要求的供货状态σb≥ 2 70MPa的技术要求。

These results suggest that Si have elevated Al-resistance and affected Al-resistance distinctly differs in the Stylosanthes.

这些结果表明，硅能提高柱花草的耐铝能力并影响品种间耐铝差异性。

The influence of sulphonated naphthalene formaldehyde condensates,polycarboxylic series(SR3),aminosulfonic acid-based series on rheology of sulphoaluminate cement paste is investigated.

利用缓凝剂有效控制了硫铝酸盐水泥的凝结时间；利用浆体稳定剂成功解决了水泥净浆的板结、泌水问题；从浆体流变学角度研究了外加剂—硫铝酸盐水泥浆体体系稳定性。

They then left the transformation to complete itself, and it would nottake less than ten or twelve days for the sulphuret of iron to be changedto sulphate of iron and the alumina into sulphate of alumina, two equallysoluble substances, the others, flint, burnt coal, and cinders, not beingso.

硫化铁变成硫酸铁和矾土变成硫酸铝的过程至少需要十天到十二天，他们经过上述的安排以后，就让它自己去变化，不再照料了。硫酸铁和硫酸铝都能在水中溶解，可是其他如火石、焦炭、灰渣等是不能在水中溶解的。

In order to improve the catalytic performances of the chloroaluminate, some organic chemicals with strong electron-donating capacity,such as benzene,alkylbenzene,thioalcohol and thiophene,were introduced into the ionic liquids to modify the ionic liquids.

为改善氯铝酸离子液体的催化性能，向氯铝酸离子液体中引入微量具有供电子能力的苯，烷基苯，硫醇，噻吩等助剂，对离子液体进行改性。

Main productioncopper clad steel, copper°ü, copper clad aluminum magnesium alloy wire, tinning lines, silver-plated wire, enameled wire and so on.

主要生产铜包钢裸线、铜包铝裸线、铜包铝镁合金线、镀锡线、镀银线、漆包线等。

Mainly engaged in manufacture of various machine parts: Machine Tools Guide Shield, clothing cable sheath with catheter, engineering towline, aluminum trailers chain, APS towline, metal hose, work lights, protective kits, cooling, machine tools Sizing Block, groove board, aluminum blinds, electrical appliances, such as 30 years ago, that host more than 100 facilities and equipment manufacturers to provide a repair various specifications of products for CNC machine tools guide protection, research and development have made great contributions.

主要经营制造加工各种机床部件：机床导轨防护罩，穿线缆用导管护套，工程拖链，钢铝拖链，APS拖链，金属软管，工作灯，防护套，冷却管，机床垫铁，槽板，铝帘，起重电器等。30年来，以为100余家主机生产厂商配套及设备维修提供了各种规格的产品，为数控机床导轨防护，研制开发作出了很大的贡献。

The capacity of combination between monomer silicic acid and monomer aluminum was weak, while it was stronger between the polymer silicic acid and monomer aluminum and the products were mainly bidentate or tridentate coordination compounds.

单体硅酸与单核铝的结合能力较弱；聚硅酸与单核铝的结合能力则较强，反应产物主要为二啮或三啮配合物。

The effect of aluminium and iron on the determination of barium can be overcome by complexing them with triethanolamine and 1,10-phenanthroline.

加入三乙醇胺和邻菲罗啉掩蔽样品中大量的铝、铁，加入氟硼酸钾掩蔽钙，可直接测定硅铝钡合金中钡含量。

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。