消息人士：美国联邦航空局（FAA）告知航空监管机构，波音飞机上的燃料切换锁没有安全隐患。

Core Viewpoint - The FAA has informed aviation regulators that there are no safety concerns regarding the fuel switch lock on Boeing aircraft [1] Group 1 - The FAA's assessment indicates that the fuel switch lock issue does not pose a safety risk, which may positively impact Boeing's operational stability and regulatory compliance [1]