AMENDMENT 1 TO EN 295-1:1991 VITRIFIED CLAY PIPES AND FITTINGS AND PIPE JOINTS FOR DRAINS AND SEWERS - PART 1: REQUIREMENTS - AMENDMENT 1: TABLES 10 AND 11
出版:British Standards Institution
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AMENDMENT 1 TO EN 295-1:1991 VITRIFIED CLAY PIPES AND FITTINGS AND PIPE JOINTS FOR DRAINS AND SEWERS - PART 1: REQUIREMENTS - AMENDMENT 1: TABLES 10 AND 11
出版:British Standards Institution
专家解读视频