,talk about why the use of the network simulator. If agreement certification. Control test conditions. Low-cost and less time-consuming. teamwork and good complexity. and why the use of NS.
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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。
If you have already signed the latest version of the Certification Agreement the system will display this notice and will not require you to sign this again.
假如您已经签署了最新的认证协议，系统会显示提示，不会要求您重新签署。
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