ball bearing roller是什么意思、英文翻译及中文解释
ball bearj.com//tags-4798-0.html" target="_blank" >ing roller
词语: ball bearing roller
解释: 球形轴承滚筒
词典: 专利专业英汉词典
ball bearj.com//tags-4798-0.html" target="_blank" >ing roller
词语: ball bearing roller
解释: 球形轴承滚筒
词典: 专利专业英汉词典