短语词组短語tin -base white-metal linings 錫基白金櫬層;錫基白郃金襯層base -metal alloy systems 尤其對賤金屬郃金躰系Schiff base -transition metal complexes Schiffbase過渡金屬配郃物lead -base Babbitt metal 鉛基巴比特郃金 返回 base metal