selectedadj.选定的动词select的过去式和过去分词.selectv.选择；挑选adj.精选的；优等的n.被挑选出来的人或物selectivity curve选择性曲线selectivity scale选择标度Select dependents选择相关selecting address选择地址selectivity point选择点selected response选择反应selectable marker可选标记(分)select out signal选出信号selected services选定的服务selected identity选定标识