coalface support
查询英语单词中文释义、音标、发音和例句。
coalface support
英
[coalface support]
美
[coalface support]
中文释义
[矿业] 回采工作面支护
单词分析
单词结构:
coalface support
字母数:16
记忆提示
🎯 重点记忆:
- 单词拼写:coalface support
- 核心含义:[矿业] 回采工作面支护
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更新时间:2026-08-31 14:39:57