单词：sulphur oxide
sulphur oxide的用法和样例：
例句
- The direct reaction between sulphur dioxide and oxygen to give sulphur trioxide is slow and requires a catalyst.二氧化硫与氧气直接反应生成三氧化硫是很慢的，且需要催化剂。
- sulfur oxide氧化硫
单词：sulphur oxide 相关文章
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