Objective: To investigate the influence of low-power laser on distraction osteogenesis.

目的：探讨弱激光对牵张成骨作用的影响。

Objective: To investigate the influence of low-power laser on distraction osteogenesis .

目的：探讨弱激光对牵张成骨作用的影响。

Objective : To investigate the influence of low - power laser on distraction osteogenesis.

目的: 探讨弱激光对牵张成骨作用的影响.

A novel kind of optical fiber Raman amplifier was proposed in this paper. It employed low-power laser diode as pumping sources.

提出用多个小功率激光器作为拉曼放大器泵浦光源，以获得较为理想的增益谱和降低成本。