例句與造句

1. the photon spectrum data that are used in the calculation for translating the absorbed dose to the photon fluence have been obtained by the experimental method with a 12mv pulse accelerator and the iterative least-squares data analysis technique
   為此，利用穿透系數(shù)數(shù)值分析的疊代最小二乘法對12mv脈沖加速器的軔致輻射譜進行了實驗測定，并在同樣的幾何條件下，用m-c方法對其進行了計算。
2. It's difficult to find photon spectrum in a sentence. 用photon spectrum造句挺難的