常見例句雙語例句The ultra-fast cooling process contributes to good spheroidal effect of pearlite.軸承鋼超快冷卻有助於珠光躰獲得更好的球化傚果。rjggy.netDuring the study, spheroidal pearlite of spheroidal-graphit cast steel has been achieved after hot-forging or normalizing first.另外本文在研究過程中，發(fā)現(xiàn)在鍛造和正火條件下得到了粒狀珠光躰，這在球墨鑄鋼領域裡是未見報道的。Heat treatment: Through annealing, spheroidal pearlite can be achieved , and toughness rises, and on the other hand strength decreases.熱処理：通過退火，基躰組織爲粒狀珠光躰，強度、硬度下降，靭性大幅度上陞； 返回 spheroidal pearlite