| 释义 |
infrasonic waveＳ
基本例句
化次声波
声学
In this paper, the basic physical concept and propagation characteristics of infrasonic wave are introduced, and the present status of study on infrasonic wave is summarized.
介绍了次声波的基本物理概念和次声波的传播特性，概述了次声波的研究现状，提出了利用次声波来预警海啸灾害的建议，并对其可行性进行了分析。 dictall
For instance, the shell explodes when produces the sound wave could not hear outside several kilometers, but it produces the infrasonic wave, actually may pass to outside80 kilometers.
比如，炮弹爆炸时产生的声波在几千米以外就听不见了，但它所产生的次声波，却可传到80千米以外。 qdcs5
Widely has the infrasonic wave in the nature and the human activity, the marine storm, volcano W send, the tornado, magnetism to climb, the aurora and so on natural phenomenon.
在自然界和人类活动中广泛存在着次声波，海上风暴、火山 W发、龙卷风、磁攀、极光等自然现象。 qdcs5 |