常見例句雙語例句Four collide experiments for JO-9159 sample have been undertaken, and the broken sample fragments have been recovered, and sieve analysis has been used to obtain the fragments number distribution.回收了經(jīng)受撞擊破碎的樣品，對其進行篩網(wǎng)分析獲得破片數(shù)目分布； 返回 sample sieve analysis