例句與造句

1. ( 4 ) the propagation of fgbs passing through a paraxial abcd optical system including the linear gain ( absorption ) media is studied , and a closed - form propagation formula of fgbs through the system is derived for the first time . the condition under which the transverse field is convergent in the linear media is derived from the closed - form propagation formula
   ( 4 )對(duì)平頂高斯光束在線性增益(或吸收)介質(zhì)中的傳輸作了研究，首次得到了平頂高斯光束在線性介質(zhì)中傳輸時(shí)的解析傳物公式，從傳融式出發(fā)得到了激光在線性介質(zhì)中傳輸時(shí)的衣向場(chǎng)分椒級(jí)條~件。
2. It's difficult to find linear gain in a sentence. 用linear gain造句挺難的