ASTM C1257-2006a(2012) 标准详情
- 标准号:ASTM C1257-2006a(2012)
- 中文标题:溶剂释放型密封剂加速老化的标准试验方法
- 英文标题:Standard Test Method for Accelerated Weathering of Solvent-Release-Type Sealants
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2006
5. Significance and UseTop Bottom 5.1 It is difficult to establish a precise correlation between laboratory accelerated and natural weathering because of (1) geographical climatic variations, local weather variation from normal, and local pollu
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