石油天然气行业强制性标准 (Oil & Gas Industry Mandatory Standards)China权威分: 82
SY 130218
Food-grade Rubber Sealing Products
行业
Rubber
产品类别
Rubber Seal
关键词
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]
Food-grade Rubber Sealing Products
Rubber
Rubber Seal
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]