- Sign(NI)*Gradient
- Сейсмология: произведение знака амплитуд отражений на нулевом удалении и градиента
Универсальный англо-русский словарь. Академик.ру. 2011.
Sign(NI)*Gradient
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physical science, principles of — Introduction the procedures and concepts employed by those who study the inorganic world. physical science, like all the natural sciences, is concerned with describing and relating to one another those experiences of the surrounding… … Universalium
