large ion大离子largeadj.大的；大量的；大号的；广泛的adv.夸大地；[航海]顺风地v.狂欢作乐large span continuous steel bridge大跨径连续刚构桥Large - diameter longhole miming大直径深孔采矿法Large capacity storage battery set大容量蓄电池组large change in structure topology结构拓扑大修改Large-sized straight welded pipe大口径直缝焊管Large Components Test Installation大型元件测试装置large pore resin absorption column大孔吸附树脂柱large-scale deep-water channel大型深水航道large - scale group calisthenics大型团体操large-area concrete construction大体积混凝土