BS 1494-1-1964 Specification for fixing accessories for building purposes. Fixings for sheet, roof aBS 1494-1-1964 Specification for fixing accessories for building purposes. Fixings for sheet, roof and wall coverings
部份国外标准涉及版权问题,所以全部国外标准于2013年02月,全部删除!相关页面仅提供参考消息。