[化] 吡啶酮; 羟基吡啶

pyridone的用法和样例：

例句

The chemical de-sulfuration introduces extra oxygen into the coal, so pyridone and N-X increase.二是对吡咯的破坏和促进吡啶酮的生成。

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-dismase

-ulent

abeam replenishing rig