3D打印：原理、技术与应用：technology, principles and applications technology, principles and applications Technology, principles and applications 燃料电池：原理与应用：the principles and applications 并列题名：Bearing tribology principles and applications 器件和系统封装技术与应用：technologies and applications Bearing tribology principles and applications 知识管理：原理与应用：principles and applications 财务管理：原理与应用：principles and applications 服务建模：原理与应用：principles and applications