mercury vapour discharge lamp greenish white in colour Türkçe, mercury vapour discharge lamp greenish white in colour Türkçesi, mercury vapour discharge lamp greenish white in colour Türkçe çevirisi; mercury vapour discharge lamp greenish white in colour nedir, mercury vapour discharge lamp greenish white in colour ne demek; mercury vapour discharge lamp greenish white in colour anlamı, mercury vapour discharge lamp greenish white in colour tanımı