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economizer tube
economizer tube
英
[economizer tube]
美
[economizer tube]
中文释义
节煤器管
单词分析
单词结构:
economizer tube
字母数:15
记忆提示
🎯 重点记忆:
单词拼写:economizer tube
核心含义:节煤器管
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更新时间:2026-04-12 08:37:19