机械行业推荐标准 (Machinery Industry Recommended Standards)ChinaAuthority: 78
JB/T 6994
O-rings for Mechanical Seals
Industry
Aerospace
Product Family
Aerospace Seal
Keywords
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]
O-rings for Mechanical Seals
Aerospace
Aerospace Seal
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]