Through comparing and analyzing the metallurgical effects, proper addition quantity of the modifier was 80 kg per heat. The experiment results showed that the modifier smelted the slag fast and reduced the oxidizability of the top-slag rapidly. Comparing with the original process, the average content of aluminum in the steel was increased by 0.06%, desulphurization ratio was increased by 89.25% and TFe was reduced by 0.6%, then stabilizing the production of aluminum containing steel.

試驗(yàn)中用改質(zhì)劑代替原工藝中的精煉劑（Q235C鋼種）在线亚洲黄色中文字幕视频，通過(guò)對(duì)改質(zhì)劑不同加入量的冶金效果進(jìn)行對(duì)比分析，確定的改質(zhì)劑加入量為每爐80 kg，試驗(yàn)表明，改質(zhì)劑化渣快盗摄偷窥，能迅速降低頂渣的氧化性，與原工藝相比性色毛片A片全部，鋼中平均鋁含量提高0.06%亚洲白浆一区二区三区四区，脫硫率提高89.25%，渣中全鐵降低0.6%青草久久综合精品国产二区无码，穩(wěn)定了含鋁鋼的生產(chǎn)日本h纯肉无遮掩3d动漫。

The petrology and geochemistry indicate that the protoliths of aluminum-rich gneisses are aluminum-rich pelitic and pelitic arenaceous sedimentary rocks, the protoliths of basic granulites are continental tholeiitic basalts. Therefore, the khondalite series may be produced at continental margin.

巖石學(xué)及地球化學(xué)的初步研究表明富鋁的片麻巖的原巖為富鋁的泥質(zhì)和泥砂質(zhì)沉積巖，所夾基性麻粒巖的原巖可能為大陸拉斑玄武巖黄页网站网址在线观看，這套孔茲巖系的原巖可能形成于大陸邊緣環(huán)境另类日韩高清精品视频在线观看网站。

This paper also describes microscopic mechanical behavior of foam metal materials phenomenologically by means of combination of experiments and numerical simulation, simulates dynamic and static response of foam aluminum structures by means of FEM, and simulates large deformation elastic-plastic behavior of foam aluminum structure under static and dynamic loads with accuracy.

本文還利用實(shí)驗(yàn)和數(shù)值模擬相結(jié)合的方法，以唯象的本構(gòu)模型描述了泡沫金屬材料的宏觀力學(xué)行為国产丝袜一级a片免费视频，采用有限元方法模擬了泡沫鋁結(jié)構(gòu)的靜、動(dòng)態(tài)響應(yīng)啊啊啊无码网站在线观看，較準(zhǔn)確的模擬了泡沫鋁結(jié)構(gòu)在靜態(tài)久久99国产综合精品第二页、動(dòng)態(tài)載荷作用下的大變形彈塑性行為。

It is shown that polysilicate ferriteand polysilicate ferrite aluminum are efficient for disposal of arsenic wastewater, while polysilictae aluminum can not remove arsenic effectively.

實(shí)驗(yàn)結(jié)果表明日本在线小视频，聚硅酸硫酸鐵欧日XX片、聚硅酸氯化鐵、聚硅酸硫酸鐵鋁和聚硅酸氯化鐵鋁對(duì)砷的去除效果均很好国产手机小视频看片，聚硅酸硫酸鋁和聚硅酸氯化鋁對(duì)砷的去除效果不理想真人在线视频一区。

A new polysilicate ferric aluminum was prepared by using water glass,ferric sulfate and aluminum sulfate as raw materials.The conditions of preparing PSFA were optimized: the polymerization degree of silicic acid is 0.5; the molar ratio of Fe3+ and Al3+ to SiO2 is 1: 1; the molar ratio of Fe3+ to Al3+ is 1: 1;and the degree of hydrolysis is 0.5;while the influence of the aging time on the coagulation property of PSFA is not obvious.

用水玻璃、硫酸鐵和硫酸鋁制取聚硅酸鐵鋁混凝劑天天爽天天日天天操，確定了制備PSFA混凝劑的優(yōu)化條件：硅酸聚合度η為0.5性欧美丰满XXXX性，F(xiàn)e3+及Al3+與SiO2的摩爾比為1： 1， Fe3+與Al3+的摩爾比為1： 1国产九九九Av，水解度B*為0.5国产一级毛片不卡在线，而熟化時(shí)間對(duì)PSFA混凝劑的混凝性能影響不明顯夜夜模夜夜爽夜夜喊精品视频。

Take the sodium silicate,the ferric chloride and the aluminum chloride prepared the high stability as the raw material research to polysilicate aluminum ferrite chloride.

以水玻璃，氯化鐵和氯化鋁為原料研究制備了高穩(wěn)定性聚硅酸氯化鐵鋁免费黄色网站88。

The research conclusions above mean that polysilicic acid can react with hydrolyzed aluminum species to form aluminum-silicate polymer composite, which made the species distribution in PASC changed.

但對(duì)PASC而言国产精选永久免费，情況有所不同，在低堿化度和低Al/Si摩爾比情況下久久综激情丁香开心婷婷，Al13和Alb之間不存在對(duì)應(yīng)關(guān)系人人爽人人操人人摸，Al13和Alb比值遠(yuǎn)遠(yuǎn)小于1.0，隨著B值和Al/Si摩爾比的升高久草2，Al13/Alb比值逐漸趨近于1.0黄色视频hs。

The novel inorganic ion-flocculant poly-nucleate aluminum hydroxy silicate-sulphate was prepared from aluminum sulfate and polysilicic acid under non-high shear condition.

在非高剪切力條件下，將硫酸鋁引入到聚合硅酸中合成了新型聚硅酸硫酸鋁絮凝劑4455vw永久在线。

In this paper,surface line-charge method was taken to calculate the magnetic distribution in a 160kA large prebake anode aluminum reduction cell in Guizhou Aluminum Smelter.

應(yīng)用表面磁荷法對(duì)貴州鋁廠 16 0kA大型預(yù)焙陽(yáng)極鋁電解槽的磁場(chǎng)進(jìn)行了計(jì)算一级黄色网址，通過(guò)對(duì)電流分布均勻情況下和考慮了實(shí)際電流分布情況下的電解槽磁場(chǎng)的比較，可以看出人人开人人操，陽(yáng)極和陰極電流分布對(duì)鋁電解槽磁場(chǎng)分布具有絕對(duì)的影響国产情侣作爱视频免费观看，只有在考慮了陽(yáng)極和陰極電流實(shí)際分布的情況下，才能準(zhǔn)確地計(jì)算出鋁電解槽的實(shí)際磁場(chǎng)分布偷偷自拍最新地址。

As a key step of the synthesis, the Friedel-crafts acylation was researched. And the optimal operation variables were determined through orthogonal experiment: when 0.lmol acetanilide, 0.26mol aluminum chloride, 0.12mol propionyl chloride and 200ml carbon disulfide are introduced, and the reaction time is 5 hour, the yield can be up to 57.3%. The solid super acid catalyst was preliminary studied. Four solid super acid catalysts were prepared to take the place of aluminum chloride, and it was indicated that AlCl3 acidic resin can better catalyze the Friedel-Crafts reaction of acetanilide.

對(duì)合成路線中的Friedel-Crafts豕诒悠担基化反應(yīng)進(jìn)行了研究，運(yùn)用正交實(shí)驗(yàn)設(shè)計(jì)確定了最佳工藝條件：當(dāng)乙酰苯胺用量為0.1mol時(shí)超碰人人操干，AlCl_3用量為0.26mol免费网站看av片在线观看、丙酰氯用量為0.12mol、溶劑用量為200mlA片免费视频在线观看大全、反應(yīng)時(shí)間為5h欧美xxxx极品第一视角，產(chǎn)率可達(dá)到57.3％；對(duì)于固體超強(qiáng)酸催化劑進(jìn)行了初步研究欧美久久迷奸网站视频最新，合成了四種催化劑日韩亚洲欧美激情视频，其中負(fù)載AlCl_3強(qiáng)酸性樹脂對(duì)于乙酰苯胺的Friedel-Crafts酰基化具有一定的催化活性精品三级无码一区。