valve plug
短语词组
- valve adjuster plug 阀调节器螺塞
- relief valve adjustment plug 安全阀调整塞
- valve stem plug 气门杆螺塞
- valve adjustment plug 阀调整柱销
- injection valve shear plug 射入阀切力塞
- valve stem plug wrench 气门杆螺塞扳手
- valve chamber plug 气门室塞
- fixed -valve preventive plug 固定凡尔防堵塞器
- VALVE WITH PLUG -OFF 无塞阀门 返回 valve plug