铜铝合金

A denitrifying oxide catalyst contains one prous metal carrier, ZSM-5 zeolite directly crystallized on said carrier and one metallic iron chosen from IB family or VIII family or their mixture. Said porous metal carrier contains at least one of prous Ni-Al, Fe-Al or Cu-Al alloys.

一种含ZSM－5沸石的脱氮氧化物催化剂含有一种多孔金属载体和直接晶化在该载体上的ZSM－5沸石和一种选自ⅠB族、Ⅷ族的金属离子或其混合物，所述多孔金属载体至少含有一种多孔镍－铝、铁－铝或铜－铝合金。

Friction stir welding is a new solid state welding technique under the actions of mechanical forces and frictional heat. FSW has many advantages on the aspects of mechanical properties and producing efficiency, such as high strength, low defect, no pollution, etc. FSW can be used to join the buttcover plate and lap jointed sheeting of many materials, such as aluminium alloy, magnesium alloy, copper alloy, etc.

搅拌摩擦焊接是一种在机械力和摩擦热作用下的新型固态焊接技术，在接头力学性能和生产效率上具有较高的优越性，具有低缺陷、高强度以及环保等特点，同时，搅拌摩擦焊接技术可以对包括铝合金、镁合金、铜合金等多种材料的板状构件实现对接或搭接，另外，搅拌摩擦焊接可以较容易实现异种材料的连接。

Long-term production of industrial lubricants, oil equipment, advanced anti-wear hydraulic oil, generator oil, compressor oils, vacuum pump oil, gear oil, rail oils, knitting oils, spindle oils, high temperature grease, damping grease, silicone oil, quenching oil, metal processing oil: pure oily cutting oil (cutting oil stainless steel, copper, iron, aluminum cutting oil), advanced grinding oil, total synthesis of semi-synthetic cutting fluid, long-term anti-rust oil emulsion, various anti-rust oil, stretch oil, drawing oil, sparks oil, zinc alloy mold release agents, Cutting Oil, food-grade lubricants.

公司长期生产各种工业润滑油，设备用油，高级抗磨液压油，发电机油，空压机油，真空泵油，齿轮油，导轨油，针织油，主轴油，高温润滑脂，阻尼脂，硅油，淬火油，金属加工油：纯油性切削油（不锈钢切削油，铜，铁，铝切削油），高级磨削油，全合成半合成切削液，长期防锈乳化油，各种防锈油，拉伸油，拉丝油，火花机油，锌铝合金脱模剂，切削油精，食品级润滑油等。

Steel, surface hardened steel, copper, aluminum alloy thin sheet,hard alloy steel, zinc layers, chrome layers, tin layers, surfaceheat treating and chemical treating materials, etc.

钢、表面淬火钢、铜、铝合金、薄板、带钢、硬质合金钢、镀锌、镀铬、镀锡、材料表面热处理和化学表面处理的各种金属材料。

Surface hardened steel, copper, aluminum alloy sheet, hard alloy steel, zinc layers, chrome layers, tin layers, surface heat treating and chemical treating materials, etc.

表面淬火钢，铜、铝合金薄板，带钢，硬质合金钢，镀锌，镀铬，镀锡，材料表面热处理和化学表面处理的各种金属材料。

Surface hardened steel, copper, aluminum alloy thin sheet, hard alloy steel, zinc layers, chrome layers, tin layers, surface hardened treating and chemical treating materials, etc.

表面淬火钢，铜、铝合金薄板，带钢，硬质合金钢，镀锌，镀铬，镀锡，材料表面热处理和化学表面处理的各种金属材料。

Steel, surface hardened steel, copper, aluminum alloy thin sheet, hard alloy steel, zinc layers, chrome layers, tin layers, surface heat treating and chemical treating materials, etc.

钢、表面淬火钢、铜、铝合金、薄板、带钢、硬质合金钢、镀锌、镀铬、镀锡、材料表面热处理和化学表面处理的各种金属材料。

Surface hardened steel, surface heat treating and chemical treating materials, copper, aluminum alloy sheet, zinc layers, chrome layers, tin layers, bearing steel, cold and hard casting parts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

Surface hardened steel, surface heat treating chemical treating materials, copper, aluminum alloy sheet, zinc layers, chrome layers, tin layers, bearing steel, cold hard casting parts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

Surface hardened steel, surface heat treating and chemicaltreating materials, copper, aluminum alloy sheet, zinc layers,chrome layers, tin layers, bearing steel, cold and hard castingparts, etc.

表面淬火钢，材料表面热处理和化学处理，铜、铝合金等薄板，镀锌、镀铬、镀锡材料，轴承钢，冷硬铸件等。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。