ygs67 发表于 2015-12-28 14:18:13

ASTM E2929-13

ASTM E2929-13 Standard Practice for Guided Wave Testing of Above Ground Steel Piping with Magnetostrictive Transduction.

admin 发表于 2015-12-28 16:39:43

谢谢您的分享，金币已奖励!
页: [1]
查看完整版本: ASTM E2929-13