RRootEsperanto0ergonomik'Representative formergonomikoBasic formsergonomikoergonomics, human engineering
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KajeroMultlingva vortaro Per Cainia 3.1 双向推理系统 Programita de Sato kaj Cainiao 2019-2026 Subtenu nin per taso da kafo Funkciigata de SWI-Prolog