查询词典 ore bed

According to petrologic analysis of 18 samples of altered rock, phlogopite rock , with regard to its B 2O 3 content, it is generally restricted to the outside of the ore bed, having certain ties with the boron minerlization while no ties are found in altered rock of the same type associated with veins of diorite porphyrite.

其中金云母岩多分布在含矿层外带，通过对 1 8件金云母岩样品中B2 O3含量分析，表明正常蚀变岩中的金云母岩与硼矿有一定的关系，而由闪长玢岩脉体侵入影响下形成的金云母岩则与矿化无关。

The Tianlu sandstone copper deposits located in the Silurian period stratum that belong to the northern part of north Qilan orogenic belt. The ore bed is hosted in the basal gray green layer of Hanxia Group or the graygreen interbed in the purplish layer.

摘 要：北祁连天鹿砂岩铜矿床产在北祁连造山带北部志留纪地层中，矿层产于旱峡组灰绿色岩层底部或紫红色岩层的灰绿色夹层中，具有稳定的层位特征。

The goyazite ore bed and kaolin claystone unconformably overlap the Qinglongshao breccia phosphate, which is characterized by continental facies phosphorite, without the shallow-sea characters of primary sedimentary structure.

野外工作研究发现，青龙哨角砾状磷块岩顶板的磷锶铝石矿层和高岭土黏土岩二者呈超覆式不整合接触。深入研究发现其具有陆相磷块岩的许多特征，而没有浅海相磷块岩的原生沉积构造特征。

It was found that the PGEs were enriched to ore bed by early magmatic segregation.

结果证实，铂族元素倾向于岩浆分离结晶早期富集成矿。

It is mainly suitable for exploration if metal or non-metal solid mineral ore bed.

这主要是适合的探索，如果金属或非金属固体矿产矿石床。

I soak an ore bed of being unknown which merely formed a deposit with a frog.

青蛙只能在矿床形成时被埋在矿层内。

It is also the major mineral concentrated part of Weixi salt ore bed .

该盐矿资源属整个威西盐体资源最为富集的地带。

From the viewpoint of systems engineering the paper has studied the method and theo-ry of the stepwise mining limit for the inclined ore bed with the help of operational research and computer.

本文从系统工程的角度出发，运用运筹学和计算机，对倾斜矿床露天开采分期境界优化的方法和理论进行了探讨；在倾斜矿床露天矿长远规划模型的基础上，建立了分期开采境界优化模型。

These elements would beenriched in hot water deposit and normal marine deposit, forming preliminary source bed or ore bed.

确认该矿床属以沉积变质作用为主，又迭加了变质热液的多种成因为特征的层控矿床。

In the seismic exploration in the mineral bosom area, much ore block is fault trough structure shape and there is ore bed in the fault trough.

此外，在矿产蕴藏区域边缘地区找矿的地震勘探中，有很多矿段为地堑构造形态，地堑内可能有矿层赋存。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。