coal tar pitch coating

[coal tar pitch coating]
[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