This article introduces a new image technology which can be used to study the infants' brain. We particularly de- scribe the history, the method and the principle of this technology. We also introduce the use of this technology in the study of infants.%本文介绍了一种新型的能够运用于探索婴儿脑发育的脑部成像技术——近红外光学成像。系统介绍了此项技术的发展历史、运用的原理和方法以及它在婴儿发展中的研究和应用。
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