biuret reaction短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 双缩脲反应,缩二脲反应,皮特罗夫斯基氏反应 Methods The single reagent biuret reaction was altered to the double reagent and direct determination was performed by using the two-end- point method on the automated biochemical analyzer. 方法将单试剂双缩脲法改成双试剂，在全自动生化仪上采用二点终点法直接测定。 labweb