31. Since 1965 UK Polytechnics operated under the binary system of education along with universities. 32. This is a probably binary system with an unseen companion. 33. Binary systems predating Leibniz also existed in the ancient world.34. The yttria / magnesia binary system is an ideal model system for nanocomposite formation. 35. The computer has reduced all information to this binary system . 36. The mass ratio of the two components of a binary system is an important characteristic. 37. Another result of mass segregation is the concentration of binary systems in the cluster core. 38. It's a double asteroid _ a binary system comprised of two asteroids orbiting one another. 39. In his own reading, the text became a convenient binary system for sorting the world. 40. The binary system is the first to be found with more than one circumbinary planet.
