2 ผลลัพธ์ สำหรับ
%parabolic reflector%
ลองค้นหาคำในรูปแบบอื่น: parabolic reflector, -parabolic reflector- WordNet (3.0) WordNet (3.0)
(n) a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam, Syn. paraboloid reflector
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