echolocation calls

基本解释

The scientists then recorded, and later computer analyzed, the echolocation calls emitted by the bats in response to the dangling mealworms.
科学家然后开始记录，之后电脑分析出结果。
This paper preliminarily presents the concept of artificial neural networks and explains how to use this technology, focusing on the study of echolocation calls in bats.
本文概括地介绍了人工神经网络的概念以及这项新技术的研究方法，并且重点介绍了它在蝙蝠回声定位叫声识别方面的应用。
Although very similar in size and general appearance to R. blasii, the horseshoe (nasal) structure differs and it calls at a completely different echolocation frequency.
尽管在个头和外观上都与布氏菊头蝠十分相似，但是它们的鼻子构造不同，因而其回声定位频率截然不同。