If there is a bilateral airworthiness agreement, airworthiness certification would be simplified.

如果有双边适航协定，则审定比较简单。

youdao

Airworthiness activities include two categories, that is: airworthiness certification and airworthiness supervision.

适航工作主要分为适航审定和适航监督两大类工作。

youdao

District Administration of CAAC: Responsible for aircraft airworthiness certification and other airworthiness activities in its district.

民航各地区管理局：在适航司领导下负责相应地区的适航审定及其他适航工作。

youdao

He added that aviation regulators will have to put the 787 through another airworthiness certification process, which itself could become a complicated and lengthy process depending on the final cause of the problem.

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The fear is that any such move could end up being a lengthy one, depending on how serious the problem is, and may also require the 787 to go through a fresh airworthiness certification process.

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The components have already been developed and are currently going through the airworthiness qualification and certification process.

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