Open main menu

Opengenome.net β

Venturi tube

Revision as of 11:24, 1 February 2006 by Yslee (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

반경이 비교적 급격하게 작아지고 그후 커지는 관을 말한다.