translate English to French: He reiterated Mr. Ashworth's testimony that the goods in issue had two essential features which were equally important and that it was the combined operation of both features that created the desired effect.
Il a repris l'affirmation de M. Ashworth, à savoir que les marchandises en cause comportent deux propriétés essentielles, aussi importantes l'une que l'autre, et que c'est leur effet combiné qui permet d'obtenir le résultat escompté.