mafic rock 镁铁质岩石 ; 镁铁质岩 ; 岩石 ; 铁镁质岩
mafic mineral [矿物] 镁铁质矿物
mafic margin 镁铁质边缘
mafic minerals 镁铁矿物
mafic component 镁铁质
mafic sill 镁铁质窗台 ; 槛内未
basic or mafic 基性或铁镁质
以上来源于: WordNet
Biotite is a subordinate constituent of the mafic and ultramafic rocks generally.
黑云母一般是镁铁质及超镁铁质岩石中的次要成分。
Alkali mafic subvolcanic body occurring in Bijiashan-Tongdongwan consists of clastic rock and lava.
笔-铜碱性镁铁质火山岩体由碎屑岩和熔岩组成。
As to the activity of the components, the mafic component is more active than the felsic component.
在组分活性方面，镁铁质组分比长英质组分的活动更为明显。
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