The technical measures and structure,applied principles of blastproof of ventilation shaft at excavating face,specific operational method and prospective effect are described.
介绍了掘进工作面防炮崩风筒的主要技术措施及技术结构、
理、采这项技术的具体
作方法及达到的预期效
。
adj. 防爆炸的
：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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at the front of, at the head of, at the instance of, at the last moment, at the latest, at the least, at the mercy of, at the moment, at the most, at the opposite extreme,
相似单词
blastotomy, blastotoxy, blastous, blastpipe, blast-produced, blastproof, blastula, blastular, blastulation, blat,