例句與造句

1. Biology and chemislry etal ln thi s dissertation , the theory of femto - second pulse laser amplifier system using tifsapphire crystal was discussed systematically and many methods were brought fonvard to resoive the probably existed problems in each part of the system base d on the achieved results , experimentai works has further developed
   本文系統(tǒng)給出了以鈦寶石晶體做為增益介質(zhì)和放大介質(zhì)的飛秒激光脈沖放大系統(tǒng)理論，針對(duì)各部分可能出現(xiàn)的問題提出了相應(yīng)的解決方法，并在此基礎(chǔ)上開展了部分實(shí)驗(yàn)工作。
2. It's difficult to find pulse laser amplifier in a sentence. 用pulse laser amplifier造句挺難的