| 单词 |
platinum-rhodium alloy |
| 释义 |
platinum-rhodium alloy platinum-rhodium alloy[′plat·ən·əm ′rō·dē·əm ′al‚ȯi] (metallurgy) An alloy with up to 40% rhodium; as concentration of rhodium increases, so do chemical resistance and hardness (although less hard than for platinum-iridium alloys); used as a catalyst to make nitric acid, in thermocouples, and in rayon spinnerets. |
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