mineralized carbon
英
美
- 矿化碳棒
双语例句
- The positive electrode is a rod of hard carbon fitted with a brass cap.
正电极是一个装有黄铜帽的硬碳棒。 - Sometimes the carbon rods are copper coated to improve electrical conductivity.
有时这些碳棒包上一层铜，以增加其导电性。
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