例句與造句

1. 2 . when graphite is applied in the areas of war , such as the disappearing material , the graphite bomb and so on , superfine powder is needed and carbon in the form of steadily aerosol is required
   2 .當(dāng)石墨用于隱身材料及“石墨炸彈”等軍事領(lǐng)域時(shí)，需要石墨具有超細(xì)的粒徑，同時(shí)在空氣中能在一定時(shí)間內(nèi)形成穩(wěn)定懸浮的氣溶膠。
2. It's difficult to find graphite bombs in a sentence. 用graphite bombs造句挺難的