“nodal line”的概念、定义、翻译、参考文献-科学参考

单词	nodal line
释义	nodal line [`nōd·ǝl ´līn] ^ASTRONOMY The line passing through the ascending and descending nodes of the orbit of a celestial body. ^PHYSICS 1. A line or curve in a two-dimensional standing-wave system, such as a vibrating diaphragm, where some specified characteristic of the wave, such as velocity of pressure, does not oscillate. 2. A line which remains fixed during some deformation or rotation of a body or coordinate system.
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