English to French Law/Patents Law: Contract(s)

The arbitral Tribunal issued its Order confirming that a postponement of the hearing was not justified, granting AAA the opportunity to submit a further written submission to comment upon BBB's submission and reserving the further proceedings.
Merci de ne pas supprimer cette question, c'est l'expression entière qui me pose problème et pas les termes pris isolément.
Je ne comprends pas bien la fin du paragraphe. Merci