lumen maintenance光通维持率;流明维持率;流明维持;光通维持
lumen second撩膑;单位为流明秒;流明秒;翻译
lumen method流明法;光通法;翻译
prostatic lumen静态流明
lumen efficiency发光效率
lumen flux长度;管腔通;流明光通量;管腔通量
thylakoid lumen类囊体腔
lumen diameter内腔直径;管腔直径;管腔内径;和内腔直径
international lumen国际流明;翻译
N（名词） the derived SI unit of luminous flux; the flux emitted in a solid angle of 1 steradian by a point source having a uniform intensity of 1 candela 流明; 光束强度单位 ( symbol: lm)