cannel coal 长焰煤 ; 烛媒
semi-cannel coal 瘦烛煤 ; 半烛煤
pseudo cannel coal 假烛煤
lean cannel coal 瘦烛煤
humic-cannel coal 假烛煤
Hunyuan cannel coal 浑源烛煤
cannel l coal 烛煤
cannel coallong flame coal 烛媒
coal yard drainage cannel 煤场排水沟
Cannel coal is dull black.
烛煤呈暗黑色。
youdao
The hydrocarbon generating assemblage can be divided into two types of cannel boghead deep lake mudstone and humic coal cannel coal shallow lake mudstone in this basin.
生烃组合分为烛藻煤深湖相泥岩和腐殖煤烛煤浅湖相泥岩两种类型。
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