Restricted function, penality function and their basic natures限制函式、懲罰函式及其性質初步The restrictive function was obtained, based on the analysis of restrictive phenomenon in angle measurement, the method of deriving restrictive function is proposed.摘要在分析產生漸暈現象的基礎上，提出了漸暈函式的推導方法，得到了視場光欄為線狀時的漸暈函式。Education should not be restricted to any one specific age group.教育不應限制在任何特定的年齡組上。I restrict myself to smoking two cigarettes a day.我限定自己每天只抽兩支菸。He leads a very restricted life.他的生活面非常狹窄。