air deck

• 空气间隔

air deck的用法和样例：

例句

1. The sympathetic detonation of charges and air separated charging were adopted in the smooth blasting to simplify the charging technology and sho.
   同时，在用边孔的先面爆破中，利用炸药的殉爆，采用空气间隔装药，缩短了装药时间，简化了装药工序。