求翻译：线性摩擦焊（LFW），作为一种较新的固相连接技术，所采用的电液伺服控制线性摩擦焊系统是将电液伺服控制技术运用到线性摩擦焊接领域的一种先进制造方法。国外对此新技术已经开始大量研究，并应用到了航空制造业，成为航空发动机制造和维修的关键技术。它的应用不仅提高了整体叶盘的加工质量，同时也大大缩短了生产周期，降低了生产成本。是什么意思？

Linear friction welding (LFW), as a relatively new solid-phase connection technology, using linear friction welding of electro-hydraulic servo control system is electro-hydraulic servo control technology applied to the linear friction welding of an advanced manufacturing area method. Abroad, this ne

Linear friction welding (LFW), as a relatively new solid connection technology used, the electric hydraulic servo control linear friction welding system is a hydraulic servo control technology applied to the linear friction welding areas of an advanced manufacturing methods. This new technology has