plasma density的用法和樣例：
例句
- The electron beam can be transported in the unmagnetized plasma for two reasons.
等離子體密度變化過(guò)程中，輸出存在有峰值功率點(diǎn)。 - The plasma density gratings have been proposed to manipulate high power ultrashort laser pulses, such as speed reduction, pulse stretching and compression.
首次提出了用等離子體密度光柵來(lái)對高功率超短脈沖激光進(jìn)行速度減慢，脈沖展寬和壓縮等操縱的理論，并通過(guò)數值模擬得以證實(shí)。
