中英释义：
双语例句
碳精棒常用于电弧灯.
The stick of carbon is often used in an electric arc lamp.
内阳极有两种材质，分别为不溶性碳精棒和含磷铜棒。
The inner anode includes insoluble carbon and phosphorous-copper bar.
内阳极有两种材质,分别为不溶性碳精棒和含磷铜棒.
The inner anode includes insoluble carbon and phosphorous - copper bar.
重点词汇
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碳精棒
carbon stick/rod