海词手机词典

f:This text Introduces the Standard Specification for Circular Metallic Bellows Type Expansion Joints for Piping Applications - - ASTM F1120 -87(2004 reapprove). Also we compare the standard with GB/T12777 and EJMA so that choose for industry insiders

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌