- 更多网络解释与小平巷相关的网络解释 [注:此内容来源于网络,仅供参考]
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pillaret:小柱
pillardrive 地层支护平巷 | pillaret 小柱 | pillarextraction 煤柱回收
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pioneer tunnel:超前小平巷
pioneer stage ==> 先锋阶段 | pioneer tunnel ==> 超前小平巷 | pioneer well ==> 导井,初探井
pillaret:小柱
pillardrive 地层支护平巷 | pillaret 小柱 | pillarextraction 煤柱回收
pioneer tunnel:超前小平巷
pioneer stage ==> 先锋阶段 | pioneer tunnel ==> 超前小平巷 | pioneer well ==> 导井,初探井