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- The emphasis and difficulty is the development of carboniferous igneous rocks oil and gas in the belly of Junggar Basin in recent years. 近年来准噶尔盆地腹部油气开发的重点和难点是对石炭系火山岩的开发。
- carboniferous igneous rock 石炭纪火成岩
- Lower Carboniferous is composed of sea facies fragments and mid-acidic component igneous rock. 下石炭统为海相碎屑岩及中酸性岩组合 ;
- An igneous rock consisting chiefly of pyroxenes. 辉岩主要由辉石组成的一种火成岩
- A dark, fine - grained igneous rock;diabase. 粗玄岩,辉绿岩一种暗色微粒火成岩;辉绿岩
- A dark,fine - grained igneous rock;diabase. 粗玄岩,辉绿岩一种暗色微粒火成岩;辉绿岩
- A dark,fine.- grained igneous rock;diabase. 粗玄岩,辉绿岩一种暗色微粒火成岩;辉绿岩
- A dark, fine-grained igneous rock; diabase. 粗玄岩,辉绿岩一种暗色微粒火成岩;辉绿岩
- Trap rock is a form of plutonic igneous rock. 暗色岩是一种火成岩。
- The results of well-to-seismic calibration are effective by selecting Permian igneous rock and Carboniferous double-peak limestone as the reference layers, adjusting appropriately acoustic velocity and choosing the most suitable wavelet. 利用上述方法,以哈得四油田二叠系火成岩及石炭系双峰灰岩为参考层,选取与研究区地震数据吻合性最好的子波,合理地调整声波速度,对哈得四油田的主要储层东河砂岩进行井-震标定,获得了较为理想的效果。
- The mineral composition of a sample of igneous rock. 火成岩样品的矿物构成
- An igneous rock consisting chiefly of pyroxene and nepheline. 霞岩主要由辉石和霞石组成的火成岩
- A crystal foreign to the igneous rock in which it occurs. 捕获晶在火成岩内部形成的外来晶体
- A mass of igneous rock filling the vent of a volcano. 岩颈填满一座火山的一块火成岩
- Igneous rock that has solidified beneath the earth's surface. 已经在地表凝固的火成岩。
- Igneous rocks do not contain fossils. 火成岩不含化石。
- Containing little silica, as igneous rocks. 基性的基性的,含有比较少量的二氧化硅的作为火成岩的
- A mass.of igneous rock filling the vent of a volcano. 岩颈填满一座火山的一块火成岩
- Containing little silica,as igneous rocks. 基性的基性的,含有比较少量的二氧化硅的作为火成岩的
- A conspicuous,usually large,crystal embedded in porphyritic igneous rock. 斑晶嵌在斑状火成岩中的一种显眼的、通常很大的晶体