释义 |
bismuth alloy bismuth alloy[′biz·məth ′al‚ȯi] (metallurgy) A group of low-melting alloys (many below 100°C) of bismuth combined with lead, tin, and cadmium; used in automatic sprinklers, special solders, safety plugs in compressed-gas cylinders, automatic shutoffs for water-heating systems, castings, and type metal. |