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361.53 KB2020-12-05
376.37 KB2020-12-05
[国外标准] SAE AMS 3278A-2008 Sealing and Coating Compound Polyurethane (PUR) Fuel Resistant High Tensile Stren
125.88 KB2020-11-30
1.14 MB2020-11-30
[国外标准] BS EN 751-2-1997 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd fam
140.63 KB2020-11-28
[国外标准] BS EN 751-1-1997 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd fam
133.98 KB2020-11-28