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. 2021 Oct 28;14(21):6464. doi: 10.3390/ma14216464

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Isometric views of the surface roughness made with different configuration of patterns and material: (a) TPU circle; (b) TPU line; (c) PLA circle; and (d) PLA line.

Isometric views of the surface roughness made with different configuration of patterns and material: (a) TPU circle; (b) TPU line; (c) PLA circle; and (d) PLA line.