例句與造句

1. The present development of field emission characteristics of single walled carbon nanotubes ( swnts ) and zinc oxide nanowires at home and abroad was introduced , their field emission characteristics were studied with field emission microscope ( fem ) and field ion microscope ( fim ) . several problems about electric field in the field emission have been simulated with finite element method
   本文介紹了單壁碳納米管和氧化鋅納米線場發(fā)射的國內(nèi)外發(fā)展概況，用場發(fā)射場離子綜合測試儀研究了它們的場發(fā)射特性，并用有限元法模擬了場發(fā)射中與電場有關(guān)的幾個問題。
2. It's difficult to find field ion microscope (fim) in a sentence. 用field ion microscope (fim)造句挺難的