ball-bearing arm support的意思|示意
美 / /
英 / /
滚珠支承臂
ball-bearing arm support的网络常见释义
滚珠轴承式手臂支具 ... fixed ball support 固定球形支座 ball-bearing arm support 滚珠轴承式手臂支具 Catalyst Ceramic Support Ball 催化剂惰性瓷球 ...