光子和散射颗粒的多次弹性散射可以增大有效增益长度。
The multiple elastic scattering of photon can effectively enhance the gain length.
用50 J激光能量驱动单靶，就能达到有效增益长度积为40的深度饱和增益。
If 50 J laser energy is used to drive a single target, deeply saturated gain with a gain length product of 40 can be got.
网站上放置一个“捐献”链接或按钮，可以是一种有效的方式来赚取金钱，尤其是如果你的博客上，读者学习和增益值从您的内容是一个利基。
Placing a "Donate" link or button on a website can be an efficient way to earn money, especially if your blog is on a niche where readers learn and gain value from your content.
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