单词 | nodal points |
释义 | nodal points [`nōd·ǝl ´pȯins] ELECTRICITY Junction points in a transmission system; the automatic switches and switching centers are the nodal points in automated systems. OCEANOGRAPHY The no-tide points in amphidromic regions. OPTICS A pair of points on the axis of an optical system such that an incident ray passing through one of them results in a parallel emergent ray passing through the other. |
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