迅猛

What sphinx of cement and aluminum bashed open their skulls and ate up their brains and imagination?

是什麽水泥合金的怪物敲开了他们的头骨吃掉了他们的头脑和想象？

From the three-level rate equation,the analytical expressions of the output power and the combining efficiency of the spectral combining system were derived based on the simplified model and propagation equation of the light in fiber lasers.

在简化模型的基础上，从三能级粒子速率方程出发，结合光纤激光器的光束传输方程，推导出光纤激光器谱合成系统的输出功率和合成效率的解析表达式。