标 准 编 号：DIN 17865-1990 简体中文标题：钛和钛合金铸件.精密铸件.冲压的石墨铸件 繁体中文标题：钛和钛合金铸件.精密铸件.冲压的石墨铸件 English Name：Titanium and titanium alloy investment castings and rammed graphite castings; technical delivery conditions...