Wing Sail Technology : A wingsail is a form of marine propulsion similar to conventional sails. However, a wingsail is a built-up structure with airfoil cross-section, like an airplane wing, which shape can provide a much better lift-to-drag ratio than conventional sails.
Identifier les facteurs clés de succès de l'efficacité de la communication événementielle, de la mesure des retombées, et de la pertinence de son intégration avec les autres supports de communication
by Philippe Claveau
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