标准编号:GB/T 21714.3-2008 中文名称:雷电防护 第3部分:建筑物的物理损坏和生命危险英文名称:Protection against lightning - Part 3: Physical damage to structures and life hazard标准介绍:本部分...
标 准 编 号:GB/T 24812-2009 简体中文标题:4级链条用锻造环眼吊钩 繁體中文標題:4級鏈條用鍛造環眼吊鉤 English Name:Forged steel lifting hooks with point and eye for use with steel chains of grade...