The effects of the composition of catalyst (the structure and amount of bident ligand and strong acid, the cocatalytic activity of Cu〓, the roles of methanol and phenol etc.) and the copolymerization condition (the reaction time, temperature, amount of ST and CO, the structure and amount of solvent etc.) on catalytic activity were studied. The principle of the copolymerization was investigated.

研究了催化體系組成（含氮雙齒配體的結(jié)構(gòu)與用量东北老妓女叫床脏话对白视频、強酸的結(jié)構(gòu)與用量亚洲欧美一区二区蜜臀图片、銅鹽的助催化作用、甲醇和酚類化合物作用等）和共聚反應(yīng)條件（共聚反應(yīng)的溫度與時間直接观看黄网站免费裸体赌场网站、溶劑種類與用量爱情岛亚洲成年永久网站、苯乙烯與一氧化碳量等）對溶液共聚反應(yīng)的催化活性的影響，探索溶液聚合反應(yīng)規(guī)律美女操白浆网站。

Catalyst Office of Beijing University of Chemical Technology designs a pressure resistant tank with a view cell, which was used to measure the critical point of six binary systems and the opalescence can be observed.

本文實驗采用北京化工大學(xué)催化研究室自行研制設(shè)計的變體積可視化耐高壓容器日韩一级毛一欧美一级毛免费，利用臨界乳光的出現(xiàn)作為臨界點判據(jù)99最新精品视频在线观看，對CO〓+環(huán)己烷，甲苯爱搞无码在线，正丁醛综合欧美亚洲日本，異丁醛，甲醇和乙醇等六組超臨界CO〓二元體系臨界點進行了測量最大黄色网站一级在线。

Objective To study the value of using early blood purification treating acute methanol poisoning.

目的 探討早期血液凈化治療在急性甲醇中毒搶救中的價值色色色色色色站。

The emerging and rising ultralow blowdown in recent years in the world of methyl alcohol substitutes the fuel.

甲醇國際上近年來新出現(xiàn)的很有發(fā)展前途的超低排污代用燃料。

The antioxidant activities of methanol extract from Boletus edulis,Suillus bovinus and Xerocomus badius were determine in vitro in this paper.

本文初步研究了美味牛肝菌一a在线视频插进去了、乳牛肝菌和褐絨蓋牛肝菌三種野生食用菌甲醇提取物的體外抗氧化特性夜晚三级片免费视频。

The main contents are:(1) The polarized laser Raman spectra of acetone, methyl alcohol, alcohol, ethylene glycol, formamide, acetonitrile, acetic acid, Chloroform, Methylene chloride, and Bromoform are measured in the experiment.(2) The depolarization ratio of Raman shift in the measured spectrum are

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It is found that anatase is easier to form at acidic condition, but rutile and brookite at basic condition, using methanol as solvent.

結(jié)果發(fā)現(xiàn)，以甲醇為溶劑大色欧美，酸性條件有利于生成銳鈦礦相人人做人人叼嘿，堿性條件有利于生成金紅石相和板鈦礦相。

The MTO process of alkene preparation,including ethylene,propylene,butene,by the synthesis of methanol from natural gas was discussed.

介紹了國內(nèi)外天然氣制烯烴技術(shù)發(fā)展概況午夜三级A三级三点自慰，論述了以天然氣為原料經(jīng)合成甲醇進一步生產(chǎn)烯烴的 MTO工藝国产91在。

This basic research is armed to find out and to predict SCF particularity, which are very important for the SCF application. Firstly the densities of the binary mixtures of CO2—methanol, CO2—ethanol, CO2—n— butyraldehyde and CO2—i—butyraldehyde were measured from 313.5K to 323.5K under the pressure range from 7 to 14MPa.

本文首先在313.5～323.5K、7～14MPa范圍內(nèi)測定了CO2及CO2—甲醇老妇女性较大毛片视频A片那里有、CO2—乙醇最新国产精品视频网站、CO2—正丁醛、CO2—異丁醛二元混合流體的表觀密度五月草视频，討論了壓力久久精品国产精品久久96、第2組分的種類和加入量對CO2表觀密度的影響，在此基礎(chǔ)上計算了溶質(zhì)的偏摩爾體積日韩欧美,另类，討論了溫度亚洲中文字幕乱码在线精品、壓力和第2組分的性質(zhì)對溶質(zhì)偏摩爾體積的影響規(guī)律。

In this study, the constant volume visual method is used to measure the critical point properties of CO 2+toluene, CO 2+cyclohexane, CO 2+ n butyraldehyde, CO 2+ i butyraldehyde, CO 2+methanol and CO 2+ethanol binary systems.

采用固定體積可視觀察法測定了 CO2 +甲苯黄片理论、CO2 +環(huán)己烷韩国日本在线精品网站、CO2 +正丁醛、CO2 +異丁醛99久久99视频免费、CO2 +甲醇及 CO2 +乙醇二元體系的臨界點性質(zhì)啊啊啊啊www，為超臨界萃取和化學(xué)反應(yīng)提供基礎(chǔ)數(shù)據(jù)。