国家
机械
电子
化工
专业
轻工
铁路运输
船舶
首页
>
国家计量标准(JJ)
免费标准网 - 标准下载、标准查询
搜索
Terms and Definitions Used in Reference Materials
JJF 1005-2005
Evaluation of Uncertainty in Chemical Analysis Measurement
JJF 1135-2005
Verification Regulation of Rotational Viscometers
JJG 1002-2005
Verification Regulation of Vertical Metal Tank Capacity
JJG 168-2005
Calibration specification for Gear involute Measuring instruments
JJF 1124-2004
Calibration specification for Gear Helix Measuring Instruments
JJF 1122-2004
Verification Regulation of Metallic Brinell Hardness Testers
JJG 150-2005
Gas O2 Analyzer with Galvanic Cell
JJG 945-1999
« 上一页
下一页 »