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Il y a 9 heures · The Navier–Stokes equations (/ nævˈjeɪ stoʊks / nav-YAY STOHKS) are partial differential equations which describe the motion of viscous fluid substances. They were named after French engineer and physicist Claude-Louis Navier and the Irish physicist and mathematician George Gabriel Stokes. They were developed over several decades of ...
Il y a 9 heures · transmission de la force dynamique ou du rayonnement de la pièce doit être réalisé sur toute la surface de celle-ci. Des pistes de solutions pour la réduction du bruit ont été dégagées et testées: • Meule ronde pour l'ébarbage réduction 3,7 dB(A) • Meule à volet pour le polissage réduction 5,6 dB(A)
Il y a 9 heures · Vitamin C is an essential nutrient involved in the repair of tissue, the formation of collagen, and the enzymatic production of certain neurotransmitters. It is required for the functioning of several enzymes and is important for immune system function. [ 6 ] It also functions as an antioxidant.
