第三段以凝灰岩、铁质白云岩、晶屑凝灰岩、火山角砾岩为主。
The thrid part are tuff, ferruginous dolomite, crystal tuff and volcanic breccia.
镁铝榴石形成于滇东南晚第三纪岩简状的玄武质次火山角砾岩中,角砾岩成分复杂,其中包含有镁铝榴石和铬透辉石等可作宝石材料利用的角砾和晶屑。
The rubbles and crpetals of prrope and chrome-diopsidewhich can be used as gem materials are found in the breccias whose component is very complex.
对于采用聚晶金刚石刀具加工硅铝合金时产生积屑瘤的一些规律进行了研究。
A study on the trends of silver white chip formation when cutting the silicon-aluminium alloy parts with a polymerized crystal diamond cutter is carried out.
机械成因的泥晶碳酸盐岩则具泥屑结构。
The micritic carbonate rocks of mechanical origin have mud-debris structure.
砂屑白云岩、鲕粒白云岩、粉晶白云岩、粉-细晶白云岩、鲕粒灰岩和砂屑灰岩具有储集意义。
Arenite dolomite, oolitic dolomite, silty dolomite, silty-fine dolomite, oolitic limestone and arenite are of reservoir signification.
潜江凹陷潜江组粒屑碳酸盐岩性主要发育鲕粒石灰岩、砂屑灰岩、泥晶砂屑云岩、藻团块灰岩等。
The grained Carbonate rocks of Qianjiang Formation in Qianjiang Sag can be divided into oolitic limestone, sand-clastic limestone, mud-crystal sand-clastic dolomite, alga-gobbet limestone etc.
潜江凹陷潜江组粒屑碳酸盐岩性主要发育鲕粒石灰岩、砂屑灰岩、泥晶砂屑云岩、藻团块灰岩等。
The grained Carbonate rocks of Qianjiang Formation in Qianjiang Sag can be divided into oolitic limestone, sand-clastic limestone, mud-crystal sand-clastic dolomite, alga-gobbet limestone etc.
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