英语词汇“virgin coal seam”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	virgin coal seam
释义	virgin coal seam [矿业] 原煤层
随便看	feed-back element feedback element feedback elements feedback encoding feedback envelope feedback equalizer feedbacker feedback error control feedback error correction feedbackers feedback excitation feedback factor feedback filter feedback forecast feedback forecasting technique feedback form feedback fraction feedback frequency modulation feedback function feed back function feedback fund feedback gain feedback gain matrix feedback generator feedback heater 北斗兼春远北斗阑干南斗斜北望乡关生客愁北望帝京北望惟楚北望神州路北望衡阳雁几群北望迢迢北望长安应不见北极朝廷终不改にひりすてぃっくにひりすとにひりずむにひるにびいろにびいろ【鈍色】にびたしにびたし【煮浸し】にびょうしにびょうし【二拍子】