• The two opposing ( or oppositely directed ) beams pass through each other.
• One pair of forces will excite the radial mode and the oppositely sensed pair will act in the thickness direction.
• The two opposing ( or oppositely directed ) beams pass through each other.
• One pair of forces will excite the radial mode and the oppositely sensed pair will act in the thickness direction.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012