标 准 编 号：BS EN ISO 9606-5-2000 简体中文标题：焊工的认可测试.熔焊.钛和钛合金.锆和锆合金繁体中文标题：焊工的认可测试.熔焊.钛和钛合金.锆和锆合金English Name：Approval testing of welders - Fusion welding - Titanium and titanium alloys, zirconium and zirconium alloys...