coal tar pitch coating

英 [coal tar pitch coating]
美 [coal tar pitch coating]

中文释义

煤焦油沥青防腐 层

单词分析

单词结构：

coal tar pitch coating

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：coal tar pitch coating
  • 核心含义：煤焦油沥青防腐 层

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更新时间：2026-02-20 16:32:22