English translation for "安全飞行时数"

accident-free flying hours
safe flying hours

Similar Words：

"安全放泄压力" English translation, "安全非疫区" English translation, "安全飞航指引系统" English translation, "安全飞行" English translation, "安全飞行的最低高度" English translation, "安全飞行速率" English translation, "安全飞行仪表公司" English translation, "安全分层机制" English translation, "安全分离带" English translation, "安全分离钩" English translation