完美防护罩
shield───n.盾;防护物;保护者;vt.遮蔽;包庇;避开;保卫;n.(Shield)(英)希尔德(人名);vi.防御;起保护作用
perfect───n.完成式;vt.使完美;使熟练;adj.完美的;最好的;精通的;n.(Perfect)(美、爱、英)珀费克特(人名)
guiana shield───圭亚那地盾
balder shield───挡泥板
supporter shield───支架护罩
education perfect───教育完善
perfect body───完美身材
perseus shield───英仙座护盾
adamantine shield───金刚盾
With the construction of many shield tunnel projects in recent years, various construction methods for shield tunnel have been becoming mature and perfect.───随着近年来大量盾构隧道工程的兴建,盾构隧道各项施工技术也逐步趋于成熟和完善。