In order to confirm the component of some water-based lubricant for metal working, it is adopted that solvent extraction pretreatment is at first, separation and purification by column chromatograph is at second, then using the collected fraction to analyze the infrared spectrum and elements.
为确定某金属加工用水基润滑剂组成成分,采用先经溶剂萃取预处理,再通过柱层析进行分离和提纯,然后对收集的馏分进行红外光谱、元素分析。
Classification and technical requirement of metal working lubricants inside and outside China are described.
介绍了国内外金属加工润滑剂产品的分类、技术要求,详述了金属轧制工艺、金属冲压工艺、金属切削工艺、电火花加工工艺润滑剂的技术发展水平,指出了冷轧轧制油、金属冲压润滑剂、金属切削润滑剂、电火花加工油的未来发展趋势。
Work done in metal.
金属加工，金属制品
boring bar for metalworking machine tools
金属加工工具机镗杆
Metalworking, Metalworking and Metalworking belong to our portfolio.For more information please call us.
提供金属加工、金属加工的及金属加工领域内的产品。
Companhia Industrial-Metalurgica de Angola
安哥拉金属加工工业公司（金属加工业公司）
horizontal boring machine[ for working metal]
卧式镗床[用于金属加工]
Numerical Control Centre for Metalworking
金属加工数字控制中心
horizontal broaching machine for working meta
用于金属加工卧式拉床
Terminology for plastic working of non-ferrous metals
有色金属加工术语标准
metalworking machine for making flexible tubes of spiral metal strip
金属加工机,用于加工螺旋金属板条可曲性管材
Very low viscosity oil for punching & stamping of ferrous & non ferrous material.
极低粘度金属加工油，适合黑色金属和有色金属的冲孔和冲压加工。
The process or art of shaping things out of metal.
金属加工用金属制造物品的过程或工艺
Black, non-ferrous metal processing, metal plate of gold, rack, mechanical manufacturing, and processing.
黑色、有色金属加工、钣金、网架、机械制造、加工。
metallographical technology
金属塑性加工工艺学
fabricated metal products
经加工制作的金属制品
metal removal from edges of plates
由加工板边去除金属
a machine that tools or polishes metal.
加工或磨光金属的机器。
heat a metal prior to working it.
在加工之前浸泡金属。
machining of difficult-to-cut metals
难加工金属材料的切削