pilot shaft sinking
查询英语单词中文释义、音标、发音和例句。
pilot shaft sinking
英
[pilot shaft sinking]
美
[pilot shaft sinking]
中文释义
超前小井掘井法
单词分析
单词结构:
pilot shaft sinking
字母数:19
记忆提示
🎯 重点记忆:
- 单词拼写:pilot shaft sinking
- 核心含义:超前小井掘井法
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更新时间:2026-09-01 05:25:08