常見(jiàn)例句Use of two-stage light gas guns is one of the techniques extensively used to achieve hypervelocity projectiles.二級(jí)輕氣砲是超高速?gòu)椡钄穭?dòng)技術(shù)中使用最廣泛的技術(shù)之一。Finally, for flight projectiles with different initial conditions, the radian characteristic of different spectral bands is analysed.最後分析了彈丸以不同初始條件飛行時(shí)在不同光譜波段內(nèi)的輻射特點(diǎn)。 返回 projectiles