兑水 发表于 2009-12-9 05:40:11

ASTM G 12-1983 钢制管道涂层厚度无损测量的试验方法

G12-83(1998) Standard Test Method for Nondestructive Measurement of Film Thickness of Pipeline Coatings on Steel
页: [1]
查看完整版本: ASTM G 12-1983 钢制管道涂层厚度无损测量的试验方法