外科植入用非合金钛的英文

standard specification for unalloyed titanium for surgical implant applications

• 外科:    surgery; surgical ...
• 植入:    implantation; embe ...
• 用:    40分钟跑完全程 run the c ...
• 非:    mistake; wrong; er ...
• 合金:    alloy
• 钛:    titanium