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UL标准文件号查询.docx,L 标准 :共 759 条 浸渍式检测电路断流器 (Immersion-detection circuit-interrupters ) 标准号:UL 1664-1995 挤压成型绝缘管 (Extruded insulating tubing ) 标准号:UL 224-1992 户外电子设备钢外壳的有机覆层 (Organic coatings for steel enclo
1999555C Standard for Ceiling Dampers 2December 20, 1996555S Standard for Smoke Dampers 4June 1, 1999558 Standard for Industrial Trucks, Internal Combustion9June 28, 1996 Engine-Powered561 Standard for Floor-Finishing Machines 5May 29, 1997563 Standard for Ice Makers 7July 31, 1995565 Standard ...
UL标准文件号查询.doc,L 标准 :共759条 浸渍式检测电路断流器 (Immersion-detection circuit-interrupters ) 标准号:UL 1664-1995 挤压成型绝缘管 (Extruded insulating tubing ) 标准号:UL 224-1992 户外电子设备钢外壳的有机覆层 (Organic coatings for steel enclosur
曲线和曲面的主题贯穿了整本书[458, 777, 1242, 1504, 1847]。我们的目标是对实时渲染中常用的曲线和曲面进行全面介绍。 17.1 参数化曲线 在本小节中,我们将介绍参数化曲线(parametric curve)。参数化曲线会在许多不同的环境中进行使用,并且会使用许多不同的方法来进行实现。对于实时图形程序而言,参数化曲线通常会...
UL标准文件号查询.docx,L 标准 :共 759 条 浸渍式检测电路断流器 (Immersion-detection circuit-interrupters ) 标准号:UL 1664-1995 挤压成型绝缘管 (Extruded insulating tubing ) 标准号:UL 224-1992 户外电子设备钢外壳的有机覆层 (Organic coatings for steel enclo
Transformer-Type Arc-Welding Machines UL 555 6 Jun 01 1999 Standard for Fire Dampers UL 555C 2 Dec 20 1996 Standard for Ceiling Dampers UL 555S 4 Jun 01 1999 Standard for Smoke Dampers UL 558 9 Jun 28 1996 Standard for Industrial Trucks, Internal Combustion Engine-Powered Products Edition ...
ul标准规范文件号查询.doc,L 标准 :共759条 浸渍式检测电路断流器 (Immersion-detection circuit-interrupters ) 标准号:UL 1664-1995 挤压成型绝缘管 (Extruded insulating tubing ) 标准号:UL 224-1992 户外电子设备钢外壳的有机覆层 (Organic coatings for steel encl