back up belt
词语: back up belt
解释: 支撑皮带
词性: 名词
词典: 造纸专业英汉词典
back up belt 相关解释
支撑皮带 back up belt
本文链接:http://www.yingwenku.com/yingyucidian/zaozhiyinghan/353087.html