英语词汇“maintenance echelon”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	maintenance echelon
释义	maintenance echelon 维护等级
随便看	depth testing depth thermometer depth time conversion depth-time curve depth to center depth tool depth-to-span ratio depth to which ballast screened depth-to-width ratio depth to width ratio depth transducer depth transmission depth tube spacing depth-type filtration depth-type fitlration depth variable launch depth vernier calliper depth wheel depth width ratio depth-width ratio depthwise depthwise taper depthx depth zone depth zone of earth 沐猴而冠沐猴衣冠沐雨栉风沐雨梳风沐雨经霜沐露梳风沐露沾霜沑沒沓通观通览通解通讯通论通译通话通详通说通读