westbank raised head screw的意思|示意
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西岸抬高螺丝头
westbank raised head screw的网络常见释义
凸头螺丝 ... slotted raised countersunk head screw 开槽半沉头螺钉 westbank raised head screw 凸头螺丝 raised head machine screw 突头机器螺钉 ...