transmittance
131chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements …
132T — 1. Symbol for ribothymidine; tension (T+, increased tension; T−, diminished tension); tera ; tesla, the unit of magnetic field strength; tritium; …
