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用“foldable”造句大全，foldable造句

用“foldable”造句大全，foldable造句

2019-01-19
Theplaypenincludesanenvelopingpartandafoldablebedstead.Theenvelopingpartcoversaroundthefoldablebedstead.Withthismethodthestructuralanalysisofstaticandkinematicindeterminatefoldablesystemsisconductedan...