能源行业强制性标准 (Energy Industry Mandatory Standards)China权威分: 82
NB 90219
Low-temperature Sealing Products Technical Requirements
行业
Defense
产品类别
Vehicle Component
关键词
["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"]