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.

其中金云母巖多分布在含礦層外帶，通過對 1 8件金云母巖樣品中B2 O3含量分析AV毛片自慰免费看，表明正常蝕變巖中的金云母巖與硼礦有一定的關(guān)系插逼视频免费黄片，而由閃長玢巖脈體侵入影響下形成的金云母巖則與礦化無關(guān)。

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：北祁連天鹿砂巖銅礦床產(chǎn)在北祁連造山帶北部志留紀(jì)地層中一级毛片久久精品，礦層產(chǎn)于旱峽組灰綠色巖層底部或紫紅色巖層的灰綠色夾層中乱人伦中文视频在线香蕉，具有穩(wěn)定的層位特征。

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.

野外工作研究發(fā)現(xiàn)黄视频色网站免费，青龍哨角礫狀磷塊巖頂板的磷鍶鋁石礦層和高嶺土黏土巖二者呈超覆式不整合接觸免费作爱视频免费观看。深入研究發(fā)現(xiàn)其具有陸相磷塊巖的許多特征69天堂网，而沒有淺海相磷塊巖的原生沉積構(gòu)造特征德国三级片。

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

結(jié)果證實(shí)国产区你懂得，鉑族元素傾向于巖漿分離結(jié)晶早期富集成礦人人摸人人干人人操。

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

這主要是適合的探索性感粉嫩裸体美女自慰，如果金屬或非金屬固體礦產(chǎn)礦石床肏擦网站。

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

青蛙只能在礦床形成時(shí)被埋在礦層內(nèi)在线看羞羞视频网站。

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

該鹽礦資源屬整個(gè)威西鹽體資源最為富集的地帶热久久伊人。

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.

本文從系統(tǒng)工程的角度出發(fā)人人操人人搞人人摸，運(yùn)用運(yùn)籌學(xué)和計(jì)算機(jī)成年人黄色网站视频在线观看，對傾斜礦床露天開采分期境界優(yōu)化的方法和理論進(jìn)行了探討；在傾斜礦床露天礦長遠(yuǎn)規(guī)劃模型的基礎(chǔ)上国产免费看又污又爽又黄的网站，建立了分期開采境界優(yōu)化模型美女被插逼逼。

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

確認(rèn)該礦床屬以沉積變質(zhì)作用為主，又迭加了變質(zhì)熱液的多種成因?yàn)樘卣鞯膶涌氐V床欧美丰满大乳大屁股流白浆爽。

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.

此外精精国产XXXX在线播放，在礦產(chǎn)蘊(yùn)藏區(qū)域邊緣地區(qū)找礦的地震勘探中，有很多礦段為地塹構(gòu)造形態(tài)先锋每日资源涩涩，地塹內(nèi)可能有礦層賦存欧洲无码专区一区二区。