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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/).
Structural diagram of a pair of folded support beams, in which
represents the mass of the sensitive mass block. (a) Dimensions of folded support beams; (b) deformation diagram of the folded support beams.