回かい転てん準じゅん位い

noun

rotational level; rotational state

Physics term for a quantized rotational energy level of a molecule or nucleus.

• 分ぶん子しの回かい転てん準じゅん位いは、マイクロ波は分ぶん光こう法ほうで観かん測そくされる。

  The rotational levels of molecules are observed by microwave spectroscopy.