规定浓度

【化】 normal concentration; normality
【医】 prescribed strength

规的英语翻译：

advise; compasses; dividers; gauge; plan; rule
【医】 gage; gauge

定的英语翻译：

book; order; decide; fix; stable; surely; calm

浓度的英语翻译：

chroma; consistence; consistency; deepness; strength
【化】 concentration
【医】 concentration; M-concentration M; strength