With the increase of Australian ore fines ratio in sintering mix, FeO and TiO2 contents reduced, SiO2 and Al2O3 contents increased, hematite and glassiness contents risen, which brought about the improvement of sintering bed permeability.

結(jié)果表明：在試驗(yàn)條件下，適當(dāng)增加原料中澳礦粉的配比一级黄色网站高清无码，燒結(jié)礦中的FeO和TiO2含量降低午夜性生活影视，而SiO2和Al2O3含量則升高，赤鐵礦和玻璃質(zhì)含量增加免费黄色视频一二三区，燒結(jié)料層的透氣性得到了改善www,欧美性爱。

By prereducing ore in static bed and final reducing in ore furnace stimulating the process of smelting reduetion with iron bath, the feature and mechanism for the corrosion of Al2O3-C-TiO2 and Al2O3-C-TiC refractories are studied,the influence of composition and characteristics of the melt on the corrosion of refractories and the changes of microstructure and phase composition of refractories are also analyzed.

模擬鐵浴式熔融還原工藝，采用固定床預(yù)還原法對鐵礦石進(jìn)行預(yù)還原欧美视频一一区二区三区、在礦熱電爐上進(jìn)行終還原熔煉試驗(yàn)欧美一级网站?，研究和測試了Al2O3-C-TiC質(zhì)耐火材料的侵蝕特征和侵蝕機(jī)理，分析了熔體組成與性質(zhì)對耐火材料侵蝕過程的影響及熔體侵蝕過程中耐火材料的物相組成和結(jié)構(gòu)變化規(guī)律狼友分享视频。

Iron deposit is concerned with spilite keratophyre, rich in Fe, Na〓O, Alternative types are similar-skarnization, Iron deposit is of aeromagnetic anomaly. Indexes of Cu, Pb-Zn deposits are contemporaneous fault, ore-bearing bed, volcanic rock with high potassium, volcanic structure, a serious of alternative in ore-bearing bed and under ore-bearing bed, high content of Pb, Zn, Ag, Cu, Cd, Ba, As, CaO, Fe, Mn, low Na〓O, Al〓O〓 in mineralizing body.

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There are several methods for blending, but the common way is to lay layers of different batches of ore on a bed, and then cut slices vertically through the bed.

混勻的方法有多種国产A片色色电影，但常用的方法是把不同批次的礦石一層層地鋪成料堆，然后從料堆垂直切取黄片毛片试看。

There are several methods for blending, but the common way is to lay layers of different batch es of ore on a bed, and then cut slices vertically through the bed.

混勻的方法有多種亚洲最大无码中文字幕在线，但常用的方法是把不同批次的礦石一層層地鋪成料堆，然后從料堆垂直切取欧美AⅤ免费。

The results show that the main gold ore bodies were produced near the interruption of sedimentation between Maokou Formation and Emeishan Basalt, which is a characteristic ore-forming combination composed of ore source bed, fluid passageway and ore-hosting space.

研究結(jié)果表明秋葵视频卓版安装，泥堡礦床最主要的金礦體產(chǎn)于茅口組與峨眉山玄武巖組之間的沉積間斷面附近，是一個集礦源層亚洲国产AⅤ精品一区二区高清、流體通道和容礦部位于一體的極具特色的成礦組合欧美大胆人伦姧裸体A片欧。

The relationships between the intensity of gamma-radiation and radi- oactive elements content of ore bed have proposed,and made an exhaustive analysis of the various methods solving the uranium content(iteration, inverse matrix and the decomposition suggested by author).

文中提出了比較完整的伽瑪強(qiáng)度與礦層中放射性元素含量的關(guān)系式，對求解鈾含量的各種方法(迭代法久久综合色天天久久18、逆陣法和作者提出的分解法)作了詳盡的分析丝袜第一页，列舉了不同類型鈾礦床伽瑪測井實(shí)際資料的電算對比結(jié)果。

Because the velocity of the ore bed in the fault trough is different with the velocity of the both sides layers, so for the sake of designing demand we should full use the action of calibrating lithologic character of the refraction wave.

由于在地塹內(nèi)的礦層和兩側(cè)的地層速度不同二级黄片免费观看，為了滿足設(shè)計要求性爱爱视频网站，在施工過程中333aaa国产精品，充分利用折射波視速度的巖性標(biāo)定作用，也就是說根據(jù)折射波不同的視速度反映国产足交丝袜美女视频网站，可以準(zhǔn)確判斷地震測線是否已控制到地塹的邊界斷層国产一区精品推荐在线播放，并及時調(diào)整反射波測線布置，大大縮短了現(xiàn)場處理時間国产免费永久黄色精品，提高了勘探效率一级毛片免费看高清视频在线。

Ch aracteristics of reduction condition in the mixed fluidized bed with iron ore an d coal was researched and a kinetic formula for calculating of iron ore reductio n speed with mixed sizes was deduced.

討論了礦煤混合流化床還原條件的特點(diǎn)，導(dǎo)出了鐵礦還原的動力學(xué)方程一级毛片免费黄色视频。

In Motuosarla Fe and Mn deposit, the chert mainly distributes in iron ore bed, some on its top and at its bottom, with a relatively stable thickness.

莫托薩拉鐵錳礦中硅質(zhì)巖多分布于鐵礦層中插操水视频，部分分布于鐵礦層頂?shù)撞课唬穸容^穩(wěn)定欧美黄色网站址。