There is always the possibility that some weapons or parts might be thrown or kicked out of the pit by the explosion and, in that case, the surrounding area must be thoroughly checked after the blast.
总有可能出现以下情况，即某些武器或部件会被爆炸抛出坑外，在这种情况下，爆炸后必须对四周地区进行彻底检查。