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ອັນຕຣາຊາວ

ຈາກ ວິກິພີເດຍ

ອັນຕຣາຊາວ (ອັງກິດ: Ultrasound) ແມ່ນສຽງທີ່ມີຄວາມຖີ່ຫຼາຍກ່ວາ 20 kilohertz.[1]

ອ້າງອີງ

[ດັດແກ້]
  1. ↑ "https://www.iaea.org/publications/8841/diagnostic-radiology-physics". Diagnostic Radiology Physics: A Handbook for Teachers and Students. {{cite book}}: External link in |chapter= (help)
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