BS-4185-7-1973
BS 3618-2-1971 Glossary of mining terms- Ventilation
BS EN 10083-1、2、3:2006 淬火和回火钢-(中文版)
BS 3382-s 3 and 4-1965 Specification for electroplated coatings on threaded components. Nickel or nickel plus chromium on steel
BS-3618-2-1971
BS 3680-2C-1983
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BS 3680-3A-1980Verfahren zur Messung des Fluessigkeitsstroemung in offenen Kanaelen. Wasserlaufstroe
BS EN 50363-3-2005 低压电缆用绝缘、护套和包覆材料PVC绝缘化合物
BS 3618-2-1971Bergbaubegriffe. Ventilation Glossary of Mining Terms-Section 2_Ventilation Glossaire
BS ISO 3665-1996
BS 3680-8B-1983
BS 3673-2 1965 British Standard英国标准
BS 4443-4-1976Methods of test for flexible cellular materials. Method 10. Determination of solvent s
BS 450-1960
高清 BS HD 629.1 S3-2019
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BS 2655 7 1970 Specification for lifts,escalators,passenger c英国标准规范
BS 3712-2 1973 British Standard英国标准全文电子版下载
BS 3680-2C-1993Measurement of liquid flow in open channels. Dilution methods. Methods of measurement
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