标题: BS EN 1054-1996 Plastics piping systems — Thermoplastics piping systems for so [打印本页] 作者: killer007 时间: 2017-8-29 16:06:44 标题: BS EN 1054-1996 Plastics piping systems — Thermoplastics piping systems for so
BS EN 1054-1996 Plastics piping systems — Thermoplastics piping systems for soil and waste discharge — Test method for airtightness of joints
[attach]145204[/attach]