能源行业强制性标准 (Energy Industry Mandatory Standards)ChinaAuthority: 82
NB 90201
O-ring Material Selection Guide
Industry
Rubber
Product Family
Rubber Gasket
Keywords
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]
O-ring Material Selection Guide
Rubber
Rubber Gasket
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]