powerful explosive是什么意思

用法例句

The demonstration device of simulating "violent burning" in gasoline engine manufactured with commen electronic components is introduced detailedly.

详细介绍了用易获得的电子元件制作模拟汽油机"猛烈燃烧"演示装置,将其用于初中物理相关内容的教学,有利于提高教学效果。