Dangos 1 - 1 canlyniadau o 1 ar gyfer chwilio 'Berry, Charles Harold', amser ymholiad: 0.01e Mireinio'r Canlyniadau
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    Flow and fan : principles of moving air through ducts : elements of fan selection and control, duct resistance, system characteristics and flow analysis, clearly states for students or practicing engineers.
    Llyfr
    gan Berry, Charles Harold
    Cyhoeddwyd 1963
    Ychwanegu at ffefrynnau
    Wedi'i Gadw mewn:
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