heavy layer
短语词组
- heavy oil layer 稠油层
- thin heavy oil layer 薄层稠油
- heavy medium layer 重介质层
- heavy layer ventilation 厚层通风
- heavy -oil layer 稠油层
- heavy curtain covering layer 帷幕状保护层
- heavy hanging wall layer 厚层
- heavy oil tested layer 稠油层
- heavy miscellaneous fill layer 大面积深厚杂填土 返回 heavy layer