基本解釋[天文學(xué)]初級(jí)隕擊坑英漢例句雙語例句The primary results obtained involved the evaluation of army ballistic limit, and measurement of crater volume and crater depth.評(píng)定鋼靶板的背麪強(qiáng)度極限，測量靶板彈坑容積和深度，對(duì)影響靶板抗彈性能的彈靶因素進(jìn)行了分析。Indeed, smashing into the moon's surface is the primary objective of LCROSS (the name stands for Lunar CRater Observation and Sensing Satellite).事實(shí)上，與月球表麪碰撞是 LCROSS（全稱爲(wèi)月球環(huán)形山觀測和遙感衛(wèi)星）的主要目標(biāo)。primary crater更多例句詞組短語短語primary y crater 初級(jí)隕擊坑primary crater更多詞組專業(yè)釋義天文學(xué)初級(jí)隕擊坑