单词	bearing helmet
释义	bearing helmet 🌏油膜轴承合金
随便看	puncture of anterior superior iliac spine Puncture of artery puncture of bladder puncture of brain abscess Puncture of bursa puncture of bursa of hand puncture of cable puncture of dielectric puncture of dielectrics puncture of external jugular vein puncture of fallopian tube with aspiration puncture of frontal angle Puncture of heart puncture of heart for intracardiac injection puncture of insulation puncture of internal arteriovenous fistula puncture of iris Puncture of joint Puncture of larynx Puncture of lumbar cistern puncture of lung for aspiration puncture of maxillary sinus puncture of nasal sinus puncture of pericardium puncture of pleural cavity for aspiration