It is proposed and confirmed in industrial test that the concentration of Al in the liquid phase can be minimized via adjusting the conversion rate of the carbonization of potassium chromate.

提出了通過(guò)調(diào)整K2 CrO4 碳酸化反應(yīng)轉(zhuǎn)化率來(lái)降低體系中Al雜質(zhì)含量的新方法色婷婷国产精品视频一区二区，工業(yè)試驗(yàn)已證明了其可行

Activated carbon is to use anthracite coal, wood, nut shell or by carbonization and various materials made of activation treatment of black porous particle.

活性炭是用煙煤、無(wú)煙煤、果殼或木屑等多種原料經(jīng)碳化和活化處理制成的黑色多孔顆粒。

Since 2002, the company has developed various types of more than 20 kind of the dry and wet type of sandblast machine altogether (aluminium quality, copper, iron, gather urethane sandblast machine), more than 100 kind of nuzzle (including in wolfram steel, carbonization boron, carborundum, compound pottery and steel nuzzle), and other many kinds of sandblasting machine fittings, the great one has met lots of sandblast machine factory and sandblast sales departments to many kinds of demands for sandblast machine.

從2002年開(kāi)始与子乱互换乱婬视频，公司共開(kāi)發(fā)了二十幾種各式干濕型噴砂槍?zhuān)ㄤX質(zhì)，銅質(zhì)AV三级毛片网址，鐵質(zhì)亚洲三级乱伦一区二区，不銹鋼，聚氨酯噴砂槍?zhuān)￤WW……com黄色视频，一百多種各規(guī)格噴咀（鎢鋼717电影网午夜福利理论片狼牙电影网，碳化硼，碳化矽国产高潮白浆调教福利在线视频，復(fù)合陶瓷及鋼質(zhì)噴咀）以及其他多種噴砂機(jī)配件老司机午夜免费精品视频在线观看，極大的滿(mǎn)足了各噴砂機(jī)械廠及噴砂銷(xiāo)售部對(duì)多種噴砂配件的需求。

The influences of different stirring system and Al3 seeds addition on particle size of carbonization product from sodium aluminate solution were investigated.

采用間斷碳分的方法永久无毒在线观看你懂的，研究了不同攪拌和晶種添加情況對(duì)鋁酸鈉溶液碳酸化分解產(chǎn)品粒度的影響規(guī)律337啪啪肉体。

The experimental research on the carbonization precipitation of sodium aluminate solution with high content Al2O3 (170~190g/L) is carried out.

摘 要：對(duì)高濃度鋁酸鈉溶液碳酸化分解過(guò)程中Na2O的析出行為和產(chǎn)品中Na2O的存在形式進(jìn)行了實(shí)驗(yàn)研究。

The products obtained by co-heating carbon containing carbyne moieties and elemental sulfur, formed by base-induced carbonization of polyvinylidene chloride, have been characterized by 13C-NMR and Raman spectroscopies, XRD and SEM.

聲為克服鋰／硫電池的正極材料單質(zhì)硫的導(dǎo)電性差能看的黄色网站福利、放電產(chǎn)物的部分溶解導(dǎo)致電池性能下降等問(wèn)題欧美也操也射视频，設(shè)計(jì)并制備了一種新型正極材料多硫化碳炔。

When the carbonization temperature greater than 600 ℃, with the materials made of carbon increase calorie 500~ 1000 kcal.

當(dāng)炭化溫度大于600℃時(shí)欧美体内she精高潮，用上述材料制成炭的發(fā)熱量可提高500～1000千卡亚洲性交性爱网。

Biomass-based tar ; dry distillation carbonization ; chemical component ; Gas Chromatography-Mass Spectrometry

生物質(zhì)焦油；干餾炭化www.madouav；化學(xué)組成久久精品视频官网；氣相色譜-質(zhì)譜

Most factories use the carbonization method. Some medium and small factories use the barium carbonate ore method. Only a few factories use the double decomposition method with a relatively high cost. The total output was 500kt in 2001. There are more than 30 factories today and facilities under construction have a capacity of 110kt/a.

目前我國(guó)大多數(shù)廠家采用碳化法，一些中劲爆欧美中文字幕精品视频、小型企業(yè)采用毒重石法国产免费吃奶摸下视频在线观看，而只有少數(shù)廠家采用成本較高的復(fù)分解法生產(chǎn)碳酸鋇。2001年全國(guó)碳酸鋇總產(chǎn)量為50萬(wàn)t免费看黃色片，30多家生產(chǎn)廠欧洲一区视频在线观看，在建裝置能力11萬(wàn)t/a。

Preparation of carbon molecular sievesfrom brown coal by two-step carbonization methodhas been investigated in this work.

本文針對(duì)高揮發(fā)分的褐煤原料美女裸体污视频，提出兩步炭化法制炭分子篩概念三级片手机在线视频，并考察了工藝條件和產(chǎn)品空分性能。