能源行业强制性标准 (Energy Industry Mandatory Standards)ChinaAuthority: 82
NB 90219
Low-temperature Sealing Products Technical Requirements
Industry
Defense
Product Family
Vehicle Component
Keywords
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]
Low-temperature Sealing Products Technical Requirements
Defense
Vehicle Component
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]