铝合金

The results indicated that the lamllar liquid crystal of OLA/TEA/LP/H〓O system could be a good lubricant on aluminum alloy.

实验结果表明，OLA/TEA/LP/H〓O体系层状液晶具有较好的极压性能，对于铝合金材料是一种较好的润滑剂。

Based on the relations among the stress, final wall-thickness of thin-walled tube and the characteristics of tube material, original size, curling radius along with friction condition in a axially-compressed internal inversion process on right-angled fillet die, some analytical discriminants were established for judging if a double-layered tubular piece of aluminum alloy could be steadily formed from a certain-sized round tube via internal inversion process without interference and plastic instability of tube wall, and a method was put forward for determining the maximum and minimum usable curling radius or die fillet-radius for thin-walled tubes in the process.

基于薄壁管直角圆角模轴压内翻过程中各处应力及最终壁厚与管材特性、管坯尺寸、卷曲半径及摩擦条件之间的关系，推出了判别任一铝合金双层管件可否由特定尺寸圆管稳定内翻成形而不出现管壁干涉与塑性失稳问题的解析判别式，指出了确定薄壁管圆角模内翻卷曲半径或模具圆角半径极限值的方法。

The eddy current conductivity gauge was used to measure the conductivity distribution of the weld cross section and the conductivity at the original weld line with different depth of the lack of penetration defect in the friction stir weld of LY12 aluminum alloy.

采用涡流电导测量仪，测量LY12铝合金搅拌摩擦焊垂直于焊缝方向的电导率分布及具有不同深度未焊透缺陷处焊缝的电导率。

Long welding the flower shine簇簇, defective wall for many years has been pretty aluminum alloy frame and glass curtain wall coverage.

龙焊花服务簇簇，有缺陷的墙壁多年来漂亮的铝合金框架和玻璃幕墙覆盖。

A60 System, an alloy exposed frame curtain wall system with 60mm visual area, is a fundamental system, which can achieve various construction exterior view effect by shifting press plate and pinch plate.

A60系统是可视面宽度为60mm的铝合金明框幕墙系统，是基础幕墙系统，可通过变换压板及扣板轻松实现多种建筑外视效果。

Was founded in 1986.It's the professional enterprise which is based on building curtain walls, light steel structure, aluminum alloy doors and windows.

广东省中山市科建装饰工程有限公司创立于1986年，是以建筑幕墙、轻型钢结构、铝合金门窗为主的专业资质企业。

Daily necessities series:Multi-purpose expansion links with various of specification and material quality,shower cutain pole,curtain rod,towel pole,ect.great variety floor drain.

铜铝焊条系列：各种规格纯铜铝线卷和线条，国内外各种牌号TIG和MIG铝焊条，如ER1100、ER3003、ER4043、ER4047、ER5356和C52100等铜铝合金线卷和线条。产品符合国家标准，并远销国内外。

A wide range of products: 1:□ er specializing in the production of aluminum, copper parts with tungsten steel milling cutter and West Germany LV Dutai tungsten steel milling cutter, knife-2: general agent in Taiwan's Granville SAFEWAY Huqian 3: Acting Taiwan SYIC precision Arbor; 4: Feng Jing and Japan RICHMILL, NT, NIKKEN CNC tool and Germany, Arbor accessories, cutter, measurement instruments, turning, milling, drilling, Discard-style knives, turning tools, Blade and a steam locomotive spare parts for molding knives, available details, please call or fax directory inquiries, thank you.

多元化的产品：1：专业生产□er铝合金、铜工件用钨钢立铣刀以及西德L.V钨钢镀钛立铣刀、球刀；2：总代理台湾协威SAFEWAY虎钳；3：代理台湾SYIC精密刀杆；4：以及日本丰精RICHMILL、NT、NIKKEN以及德国等CNC刀具、刀杆配件、铣刀、量测仪器、车削、铣削、钻孔、拾弃式刀具、车刀、刀片及汽机车零配件之专用成型刀，详情请备索目录或来电传真洽询，谢谢。

The AL-alloy deformation rule and the cutting force are studied in high-speed ball-end milling of curved surface; in this case, the cutting forces model is established by means of microelements. Through the theory analysis and experiment studies, the relationship of the curvature of machined surface and cutting forces is developed, and these establish the basis for choosing the tool path of high-speed cutting.

对高速铣削时铝合金材料的变形规律以及采用球头铣刀加工曲面时的切削力进行了研究；采用微元法建立了基于曲面加工的球头铣刀切削力模型；通过理论分析和实验研究建立了加工曲面曲率和切削力的关系，为高速切削刀具路径优选奠定了基础。

As one of the longest history and largest scale factory in cylinder industry of China, RONGHUA is qualified for designing and manufacturing various kinds of pressure vessels. It has the manufacture license of special equipment issued by general administration of quality supervision, inspection and quarantine of china and ISO9001:2000 certificate.

具有A2级第三类低、中压力容器， B1级钢制无缝气瓶， B2级焊接气瓶， B3级车用压缩天然气气瓶、钢质内胆环向缠绕车用天然气钢瓶，铝合金内胆全缠绕复合气瓶的设计，制造资质。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。