特殊用法dialyzing thimble1.渗析壳筒earth thimble of contactor1.接触器接地点extraction thimble1.抽提套管eye thimble1.眼环eyelet thimble1.环套管frame pedestal thimble1.车架导框套管grate bar thimble1.炉条套管guide thimble1.导套管guy thimble1.牵索套管hawser thimble1.缆端嵌环hook thimble1.钩套环ion-chamber thimble1.电离室壳筒latch rod thimble1.闭止杆调整套管lock thimble1.双套环, 互套嵌环outer thimble1.外套管pipe thimble1.管套radiation thimble1.辐射(封底)孔道riveting thimble1.(铆钉)套管slide valve thimble1.滑阀套管solid thimble1.缆索套环, 实心套环stay thimble1.(电杆上拉线的)终端环; 拉线穿线环union thimble1.活接头套管, 嵌圈, 双套环