- trigonometrical identity
- 1) Техника: тригонометрическое тождество2) Математика: тригонометрическая тождества3) Электроника: тригонометрические тождества
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
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