Fig. 2

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Resulting number of individual velocity components fit along each line of sight for N2H+ (left) and HC3N (right). The red symbols represent protostellar objects in the region as in Fig. 1. The gray regions correspond to pixels with S/N ≤ 2 or areas without data. The black semitransparent lines show the spines of the fibers in NH3 (Chen et al. 2020b). The red ellipse in the bottom left corner of each plot represents the beam size.
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