Noun:

1. a fine black powder of platinum; used as a catalyst in chemical reactions

platinum ore铂矿石platinumn.白金；铂adj.白金的platinum-rhodium thermocouple铂-铑热电偶platinum-group element deposit铂族元素矿床platinum wire temperature sensor铂丝温度敏感器platinum-platinum nickel couple铂-铂镍热电偶platinum wire liquid level sensor铂丝液位传感器platinum-platinum thermoelement铂铂热敏元件,铂-铂热敏元件Platinum exceeds gold in value.白金的价值高于黄金。Platinum and palladium concentrate铂钯精矿platinum-resistance thermometers铂热电阻platinum-resistance thermocouple铂电阻热电偶