1 ผลลัพธ์ สำหรับ *wilhelm konrad roentgen*
หรือค้นหา: wilhelm konrad roentgen, -wilhelm konrad roentgen-

WordNet (3.0)
roentgen(n) German physicist who discovered x-rays and developed roentgenography (1845-1923), Syn. Wilhelm Konrad Roentgen, Rontgen, Wilhelm Konrad Rontgen

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