combination valve spool 组合阀阀芯  收藏  

speed sensing valve spool 速度传感阀滑阀  收藏  

quick-response valve spool 快速响应阀滑阀  收藏  

margin spool adjustment 限压滑阀调整  收藏  

spool modulation 滑阀调制  收藏  

bowl valve spool 挖斗滑阀  收藏  

neutralizer valve spool 空档器滑阀  收藏  

lift control valve spool 提升器控制阀柱塞  收藏  

spool assembly retaining ring 滑阀总成挡圈  收藏  

scraper transmission spool 铲运机传动系滑阀  收藏  

selector spool 选择器滑阀  收藏  

compensation spool 补偿器阀芯  收藏  

suspension control valve spool 悬挂控制阀柱塞  收藏  

transmission rotary selector spool 变速箱旋转选择器滑阀  收藏  

sideshift spool 侧移滑阀  收藏  

free spool position 滑阀中立位置  收藏  

wye spool Y形短管  收藏  

spool flange 炮孔清刮棒  收藏  

[石油化工] bobbin spool 双边筒管

[生活] arm spool pin 插线钉