| 释义 |
hurricane air stemmer hurricane air stemmer[′hər·ə‚kān ′er ‚stem·ər] (mining engineering) A mechanical device for rapidly tamping shotholes; consists of a funnel connected by a T piece to the charge tube, with a connection to a compressed-air column; sand is put in the funnel and injected into the shothole as the charge tube is withdrawn. |