MDP=Maintenance Diagnostic Program 维修诊断程序mdabbr.医学博士(=Doctor of Medicine)mdeium howitzer中程榴弹炮MDI application多文档接口应用程序mdoern education近代mdiochromic film辐射直接显色剂量胶片MDF raw material中密度纤维板原料MD/HD Vehicle中重型车辆mdness discourses疯癫言说mdioimmunotherapy放射免疫治疗mdrcury manometer水银测压计MDR-tuberculosis耐多药肺结核