| 摘要 |
FIELD: composition of glass used in electrical engineering. ^ SUBSTANCE: proposed glass contains the following constituents, mass-%: SiO2, 3.0-5.0; B2O3, 35.0-40.0; BaO, 35.0-40.0; Nb2O5, 2.0-5.0; P2O5, 15.0-20.0. ^ EFFECT: reduction of softening temperature of glass. ^ 1 tbl |
