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专利名称：Parabolic trough solar reflector发明人：Roger A. Powell申请号：US06/587137申请日：19840307公开号：US04611575A公开日：19860916
摘要：A solar trough reflector structure using a single stressed reflector skin,parabolic shaped ribs, and members to structurally close the aperture develops highstrength and stiffness from a minimum of material.
申请人：POWELL; ROGER A.
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