Japanese import beryllium bronze belt, phosphorous bronze belt, complex mosaic of precious metals with wood, of silver and tin mining temperature of overheating protection device and the double-metal ware, three metal belt.
Japanese import beryllium bronze belt, phosphorous bronze belt, complex mosaic of precious metals with wood, of silver and tin mining temperature of overheating protection device and the double-metal ware, three metal belt.
日本进口铍青铜带、磷青铜带、各种镶嵌复合贵金属带材、复银和复锡铜带温控器和过热保护器用的各种双金属，三金属带。