Dual-wavelength

英 [d'juːəlweɪvleŋθ] 美 [d'juːəlweɪvleŋθ]

• 双波长

dual-wavelength的用法和样例：

例句

1. The content of neferine in Plumula Nelumbinis wsa determined by dual wavelength TLC scanning.
   采用双波长薄层扫描法测定莲子心中甲基莲心碱的含量。