ring nail annular ring nail的意思|示意
美 / /
英 / /
环钉环形环钉
ring nail annular ring nail的网络常见释义
环形螺纹钉 托盘制造机械及设备 ... 螺纹钉 threaded nail 环形螺纹钉 ring nail,annular ring nail 断续式螺纹钉 interrupted thread nail ...