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By comprehensive analysis of the characteristics of formation and reconstruction, six tectonic belts in the northeast part of Junggar basin were divided: marginal obduction zone in Early Paleozoic(O1-2)?melange mag-ma collision zone of late Paleozoic (D1), volcanic arc-compression zone of Late Paleozoic (D1), back-arc folded belt of Late Paleozoic (D2_3), marginal depression folded belt of Late Paleozoic (C1-P2) and foreland basin gentle anticline belt of Mesozioc era, etc.

通过&建造&与&改造&特征的综合分析，划分了准噶尔盆地东北缘的构造带：早古生代（1－2）陆缘逆冲带；晚古生代（D1）混杂岩浆碰撞带；晚古生代（D1）火山岩浆岛弧挤带；晚古生代（D2－3）弧后盆地褶皱带；晚古生代（C1－P2）陆缘盆地褶皱带以及中生代前陆盆地平缓背斜带等6个构造带。

Early Paleozoic massive sulfide deposits of ophiolitic type in North Qilian Mountains are distributed mainly in areas of Early and Middle Ordovician basic volcanic and volcano_sedimentary rocks.

西北海相火山岩地区块状硫化物矿床的勘查与研究始于新中国成立初期国家急需铜矿资源的形势下。

Early Paleozoic massive sulfide deposits of ophiolitic type in North Qilian Mountains are distributed mainly in areas of Early and Middle Ordovician basic volcanic and volcano_sedimentary rocks.

文章主要论述了北祁连山西段石居里矿田内Ⅵ号沟、Ⅷ号沟、九个泉等矿床的基本地质特征，并与北祁连山东段老虎山地区银硐沟、猪嘴哑吧等矿床对比。

In order to make it clear that the formation age and source region of Sanchazi island are volcanic rocks from the Mianlue suture. Ziron U-Pb dating, Hf isotopic composition and trace element concentration on the Diabase dike swarm collected front island-arc ophiolitic mélange in Mianlue suture, south Qinling are studied.

为了弄清楚勉略构造带中三岔子岛弧火山岩的形成时代及源区特征，对南秦岭勉略缝合带三岔子岛弧蛇绿混杂岩中的辉绿岩墙样品进行了锆石U-Pb年代学、锆石Hf同位素组成及微量元素组成研究。

Six rock types（mudstone, dolostone, marl, limestone, ostracode limestone and volcanic ash）comprise the sedimentary strata.

青一段识别出6种岩石类型(泥岩、白云岩、泥灰岩、重结晶灰岩、介形虫灰岩和火山灰)。

Voluminous volcanic rocks of the Tiaojishan Formation outcrop in the Western Hills of western Beijing, which are unconformably overlain by the volcanics of the Donglingtai Formation.

北京西山地区分布着大量的髫髻山组火山岩，区域上髫髻山组被东岭台组角度不整合覆盖。

Vehicle is parked in a road covered with volcanic ash in Calderas, Guatemala, Friday May 28, 2010 after the Pacaya Volcano erupted a day earlier.

P / Moises Castillo 一辆停在莫伊塞斯卡斯蒂略 5月28日星期五道路火山灰覆盖在火山口，危地马拉，2010年后，帕卡亚火山爆发的前一天。

Research based on palaeobiology, seismic profile, electrical characteristics, drilling core observation, granularity and trace element data showed that the sedimentary facies type mainly has the alluvial fan, the delta, thelake, the floodplain and volcanic face.

综合古生物、地震剖面、岩性特征、岩心观察、薄片、粒度及微量元素等资料研究表明，沉积相类型主要有冲积扇、三角洲、湖泊、泛滥平原及火山岩相。

The Yiyang paleovolcanic suite in Hunan is recognized at Shizuitang and Dadukou, Yiyang City, Hunan Province, covering an area of about 1km^2 and 16km^2 respectively. The volcanic suite consists predominantly of komatiites and tholeiites.

湖南益阳古火山岩分布于益阳市石咀塘和大渡口两地，出露面积分别约为1km^2和16km^2，主要由科马提岩类和拉斑玄武岩类组成。

As pantellerite can be used as important evidence for the existence of crater, it has an important significance in improving the efficiency of gas exploration and development in volcanic rock areas.

碱流岩可以作为确定火山口存在的重要标志之一，它的确定对提高深层火山岩天然气勘探开发的效率具有重要的指示意义。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。