allowance for under pit work是什么意思、英文翻译及中文解释大纲
allowance for under-pit work
词语: allowance for under-pit work
解释: 矿山井下津贴
词典: 贸易专业英汉词典
allowance for under-pit work 相关解释
allowance for under-pit work 矿山井下津贴
矿山井下津贴 allowance for under-pit work
allowance for under-pit work
词语: allowance for under-pit work
解释: 矿山井下津贴
词典: 贸易专业英汉词典
allowance for under-pit work 相关解释
allowance for under-pit work 矿山井下津贴
矿山井下津贴 allowance for under-pit work