holding-down screw的意思|示意
美 / /
英 / /
压紧螺杆
holding-down screw的网络常见释义
压紧螺钉 ... holding screw: 紧固螺丝 holding-down screw: 压紧螺钉 Eyepiece holding screw: 目镜固定螺丝 ...