锁相电路被用来制作荧光寿命测试系统，并给出了实验结果。
Phase-locked loop is chosen to measure the fluorescence lifetime. The experimental results …
早期的紧凑型荧光灯发出的白光很刺眼，寿命又短，因此招致了不少批评。
Early compact fluorescents were plagued with harsh white light and short life.
早期的紧凑型荧光灯发出的白光很刺眼，寿命又短，因此招致了不少批评。
Early compact fluorescents were plagued with harsh white light and short life.
应用推荐