The paper describes in brief the principal technical approach in design and development process of a new turboprop engine WJ9, and the synthetical appraisal of the project experience is also made.
本文简要叙述涡轮螺旋桨发动机——WJ9的主要技术途径，同时对该发动机的研制经验作了综合评价。
The paper describes in brief the principal technical approach in design and development process of a new turboprop engine WJ9, and the synthetical appraisal of the project experience is also made.
本文简要叙述涡轮螺旋桨发动机——WJ9的主要技术途径，同时对该发动机的研制经验作了综合评价。
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