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85753 ASME B1.3-2007 可接受尺寸的螺纹测量系统.英制和米制螺纹(UN、UNR、UNJ、M和MJ): 技术 • z8212020 • 2011-02-18 19:11

80993 ASME B1.1-2003 统一标准英制螺纹(UN和UNR螺纹牙型) 中文版: 技术 • z8212020 • 2011-02-18 19:09

60546 求ASTM A352最新版: 技术 • z8212020 • 2011-02-18 18:59

65287 测量不确定度与误差的关系: 技术 • csxfjsw123 • 2008-01-25 15:49

38812 热电偶的使用简介: 技术 • Van • 2011-02-17 09:15

94560 想要海克斯康的三坐标培训资料: 技术 • 谢世健 • 2011-01-09 17:01

186352 千分尺误差0.04mm损失近百万: 技术 • Baike • 2010-06-15 21:18

35184 硬度测试方法或标尺的选择: 技术 • Van • 2011-02-18 13:19

33590 实验室安全标准: 技术 • Van • 2011-02-18 13:07

70857 请教，简易的检验平板校准方法: 技术 • sybcttc • 2011-02-18 09:37

67330 粉碎机常见的机械故障及处理方法: 技术 • 1099418606 • 2011-02-18 10:37

60906 ASTM A523-96(2005) Standard Specification for Plain End Seamless and: 技术 • leunghb • 2010-01-10 13:55

68233 ASTM A531/A531M-91(2006) Standard Practice for Ultrasonic Examination of: 技术 • leunghb • 2010-01-10 14:35

69861 ASTM A532/A532M-93a(2008) Standard Specification for Abrasion-Resistant: 技术 • leunghb • 2010-01-10 14:45

79181 ASTM A540/A540M-06 Standard Specification for Alloy-Steel Bolting Materials: 技术 • leunghb • 2010-01-10 15:32

74375 ASTM A541/A541M-05 Standard Specification for Quenched and Tempered Carbon: 技术 • leunghb • 2010-01-10 15:37

34927 ASTM A550-06 Standard Specification for Ferrocolumbium: 技术 • leunghb • 2010-01-10 15:52

75259 ASTM A686-92(2004) Standard Specification for Tool Steel, Carbon: 技术 • leunghb • 2010-01-30 06:34

68793 ASTM A688/A688M-08 Standard Specification for Welded Austenitic Stainless: 技术 • leunghb • 2010-01-30 06:50

77268 ASTM A689-97(2007)e1 Standard Specification for Carbon and Alloy Steel Bars: 技术 • leunghb • 2010-01-30 06:58

81054 ASTM A690/A690M-07 Standard Specification for High-Strength Low-Alloy Nickel: 技术 • leunghb • 2010-01-30 07:04

73888 ASTM A691/A691M-98(2007) Standard Specification for Carbon and Alloy Steel: 技术 • leunghb • 2010-01-30 07:24

59915 ASTM A693-06 Standard Specification for Precipitation-Hardening Stainless and: 技术 • leunghb • 2010-01-30 07:32

77901 ASTM A696-90a(2006) Standard Specification for Steel Bars, Carbon, Hot-Wrought: 技术 • leunghb • 2010-01-30 07:43

78484 ASTM A698/A698M-07 Standard Test Method for Magnetic Shield Efficiency in: 技术 • leunghb • 2010-01-30 07:52

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