坑道是在战争中大量消灭敌人、有效保存自己实力、位于地下或半地下的防御工事。它不仅是战斗场所,也是部队训练、宿营之处。我部每年都要赴野外训练,进驻坑道的时间也越来越长。笔者长期跟随部队外训,感受到部队在坑道中需要注意以下几个问题。 The tunnel is a defensive fortification that massively eradicates enemies during the war, effectively preserves their power and is located underground or semi-underground. It is not only a battle site, but also a military training and camping place. Every year, I go to the field training, stationed in the tunnel more and more time. I follow the troops long-term military training, feel the troops in the tunnel need to pay attention to the following questions.