§ 概述

对矿井采空区中可燃气的抽放。

§ 相关条目

采矿  采石场

• inexhaustible
• inexorable
• inexpensive
• inexperience
• inexpert
• inextricable
• presbytery
• preschool
• prescient
• Prescott
• prescribe
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• presentiment
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• Presidium
• press
• press-stud
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• pressed
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• prestigitator
• prestissimo