查询词典 limestone

The second set consisted of patina ― a chemical film encrustation on one of the limestone boxes.

第二套样本中包含有铜绿――在一个石灰石盒子上附着的一种化学物质。

Deep in the heart of Texas, the Hill Country's limestone heights bend with the Balcones Escarpment and unfold west for some 200 miles [320 kilometers].

在德克萨斯州的中心地带深处，丘陵地的石灰岩高地沿着贝尔克奈斯悬崖向西延伸约200英里（322公里）。

A thin, resistant limestone escarpment is present just basinward.

薄层状的坚硬的石灰岩山崖正好位于靠盆地一侧。

A thin , resistant limestone escarpment is present just basinward

二是具有通信能力，但几乎没有计算能力的超轻型"瘦客户"设备

In addition, the territory of granite, potash feldspar, limestone, gold, silver and copper are also rich.

此外，境内花岗岩、钾长石、石灰石、金、银、铜等也比较丰富。

We also have a product line, it mainly produces clay powder, French chalk, barite powder, fireclay powder, limestone powder etc, and the annual output has reached 40,000 tons.

另有制粉生产线一条，主要加工生产造型粘土粉、滑石粉、重晶石粉、耐火土粉、石灰石粉等，年加工能力达40000吨以上。

In this area seven microfacies in the Chuangde Fm. red beds can be separated. They are: 1 reddish foraminifera grainstone; 2 reddish microfossils packstone/wackestone; 3 reddish marlstone with microfossils; 4 reddish marlstone; 5 red to variegated floatstone ; 6 reddish shales; 7 reddish radiolarite/ radiolarian chert.In the Yamudok Cuo area, it can be distinguished six microfacies in the redbeds including 1 reddish foraminifera grainstone; 2 reddish microfossils marlstone; 3 reddish shales; 4 yellow-grayish floatstone ; 5 reddish radiolarian chert; 6 reddish chert with radiolaria. The depositional environment of the Chuangde formation can be interpreted from sediments composition, as is deep oceanic basin adjacent to continental slope/rise. The slope/rise setting is indicated by the occurrence of olistoliths and slumped pelagic/hemipelagic limestone, present near the top of the Chuangde Fm.

进一步资料对比研究表明，全球上白垩统海相红层具有以下特征：a上白垩统红层出现在北大西洋、阿尔卑斯、喀尔巴阡、土耳其，向东一直到特提斯喜马拉雅地区和澳大利亚西北角的Exmouth海底高原，横贯整个特提斯和北大西洋；b沉积环境以外陆棚-斜坡和盆地为主，在斜坡环境下多发育有浊流沉积，如Scaglia Rossa和Nietrental组；c有机碳含量普遍很低，0～0.3％之间；d盆地相仅发育红色泥质岩，而斜坡和远洋环境下不仅发育红色页岩，同时还有红色泥灰岩、红色灰岩和红色硅质岩；e北大西洋和地中海地区在Cenomanian-Turonian界线黑色页岩之后不久的Turonian早期就出现红色沉积，而藏南出现在Santonian早期，Exmouth出现在Campanian早期，红层出现似乎有"西早东晚"的趋势。

After 1:250 000 regional surveys, study shows that the belt is comlex. It consists of basement, seabeach-sandstone, gabbro dike swarm wall group, ophilite, silicalite, limestone ,flysch, and molasses.

通过1∶25万区调系统研究表明，混杂岩带组成复杂，由基底岩块、海滩砂岩、辉长岩墙群、蛇绿岩、硅质岩、灰岩、复理石和磨拉石组成。

A large, coin-shaped, fossil foraminifer of the genus Nummulites, widely distributed in limestone formations from the Eocene Epoch to the Miocene Epoch of the Cenozoic.

货币虫货币虫体形大而呈硬币状，化石有孔的虫，从始新世到新生代的中新世广泛分布在石灰岩地层中

The little animals fossilized and are now embedded in the limestone.

这些小动物变成了化石，现在已经镶嵌到这些石灰岩中了。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。