emission standard

英 [emission standard]
美 [emission standard]

中文释义

排放[发射]标准

单词分析

单词结构：

emission standard

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：emission standard
  • 核心含义：排放[发射]标准

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更新时间：2026-03-16 14:37:35