Rotax 认证合格的发动机和非认证发动机的区别.. 对于认证合格发动机和非认发动机的区别,Rotax官方给出解释如下:Certified engines:The certified aircraft engine ROTAX 912 iSc Sport is tested as per aeronautical standards for safety and time between ov.. Rotax 区别 发动机 合格 认证 非认证 2020-04-10 15:59 作者:mycax 阅读全文