casing fastening non positive displacement machine or engine是什么意思、英文翻译及中文解释
casj.com//tags-4798-0.html" target="_blank" >ing fastening non-positive displacement machine or engine
词语: casing fastening non-positive displacement machine or engine
解释: 套筒固定,负位移机器或引擎
词典: 专利专业英汉词典