laser facula area 光斑面积
The laser facula area has some effects on the ion yield of multi photon ionization process.
研究了在激光脉冲能量和激光脉冲宽度一定时激光光斑面积对多光子电离离子产量的影响。
High-effect comfort: That the facula cures large area, is efficient , speed is quick , the curative effect is notable , the all-round headquarter treats, take holiday unnecessarily.
高效舒适：大面积光斑治疗，效率高，速度快，疗效显著，全面部治疗，无需休假。
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