人工骨植入术
artificial bone implantation
人工镫骨植入术
artificial stapes implantation
Osteoset~人工骨
Osteoset~ synthetic bone
超微粒人工骨
Hydroxylapatite molecules
大段仿生活性人工骨
Large segment of simulated-bioactive bone substitute
大段活性人工骨
massive bioactive bone substitute
多年生人工植被
perennial artificial vegetations
复合人工骨
artificial bone composite
composite artifical bone
个体化人工骨
Individual artifical mandible
化工工人
Chemical plant workers
trace element
Employees of chemical factory
Chemical industry workers