VTC075E R2 编目 编号：VTC075E 版次：R2 型号：PW4164、PW4170、PW4168、PW4168A-1D、PW4168A、PW4168-1D、PW4164C、PW4164-1D、PW4164C-B、PW4164C-1D 持证人：Pratt & Whitney Division、United Technologies Corporation 原文直链