Johnston said Twitter's primary function for the airline is to gauge brand perception and to listen to what customers are saying.
Johnston指出，Twitter对于捷蓝航空的主要作用在于测定品牌认知以及聆听客户声音。
In the recent spatial researches, distance perception has been a primary concern for understanding how human beings establishes a memory of location and navigates in an environment.
在空间知觉研究领域，距离知觉是理解人类空间表征和与空间导航的重要窗口。
Objective To assess the change of cone′s motion perception in primary open angle glaucoma (POAG).
目的观察原发性开角型青光眼患者3种视锥细胞视觉运动觉的变化。
Objective To assess the change of cone′s motion perception in primary open angle glaucoma (POAG).
目的观察原发性开角型青光眼患者3种视锥细胞视觉运动觉的变化。
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