WS275-2007 白喉诊断标准.pdf
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- ASTM B748-90(Reapproved 2006) Standard Test Method for Measurement of Thickness
- ASTM A370-07中文版 钢产品力学性能试验方法和定义
- ASTM D2241-00 聚氯乙烯(PVC)压力标定管(SDR系列)
- ASTM E8/E8M-08 金属材料的抗拉试验方法
- ASTM B879-97(Reapproved 2003)E1 Standard Practice for Applying
- ASTM C25 - 06 Standard Test Methods for Chemical Analysis of Limestone
- ASTM B 393-05 铌和铌合金带材、薄板及中厚板
- ASTM E 1349-06 用双向几何学通过分光光度技术测定反射率因素
- ASTM A450 Standard Specification for General Requirements for Carbon
- ASTM A1028-03涡轮螺旋桨和压缩机用不锈钢棒材规范