例句與造句

1. however, the military application of uwb pulsers is limited by the fact that they have to depend on the ground dc power supply as their primary energy source
   目前，各種超寬帶脈沖發(fā)生器都離不開地面的直流充電系統(tǒng)，因而使得它在軍事領(lǐng)域的應(yīng)用受到限制，尤其是制約它作為進(jìn)攻性武器的使用。
2. It's difficult to find pulsers in a sentence. 用pulsers造句挺難的