INSTLn.安装(装置)INSTabbr.立刻；瞬时（=instant）abbr.学院（=institute）instigating violence挑动型暴力行为instable aggravation非稳定性团聚体instrcution strategy教学策略instable corrugation失稳起皱instream sand mining河道采砂instnnnental analysis仪器分析instigation intention教唆故意instrusion toleration容忍入侵instrution of physics物理教学Instron tensile tester英斯特朗电子强力测试仪