SLSn.设定位置组号(位置组号设定与转移；旁瓣抑制)SLabbr.透镜分光计(=lens spectrometer)abbr.海平面(=sea level)sliding band滑动频带sliding stay钢窗支子sliding shoe仿形滑脚,滑瓦slewing ring旋转圈slunberouslyadv.瞌睡地(寂静地)sliding fork滑叉sliding rate滑率slicing time分时sliding wire滑丝sliding base滑垒