What is ballast controller? Ballast Controllers. Helvar ballast controllers allow analogue and other non-DALI controllable electronic ballasts to be integrated into DIGIDIM, DALI and Imagine
¿Cómo era la Ciudad Prohibida China? La Ciudad Prohibida es un complejo palaciego situado en Pekín, capital de China. Durante casi quinientos años, desde la
How are scoliosis lordosis and kyphosis different? Types of spinal deformities: a side-to-side curve is called scoliosis; a forward curve (kyphosis) shifts the center of
How would you describe the Sacco and Vanzetti case? Vanzetti was identified as a participant in a previous robbery attempt of a different shoe company.