The average relativeerror was 3.63%, less much than mostly used group-contribution methods for alkyne, chlorine derivative, iodine derivative, especially for alkane, bromine derivative, aromatic hydrocarbon, alicyclic hydrocarbon and sulfur-containing organic compounds.

對(duì)4068種有機(jī)物的正常沸點(diǎn)進(jìn)行了估算，其平均相對(duì)誤差為3.63%欧美日韩专区国产一区，總體估算精度明顯優(yōu)于相比較的基團(tuán)貢獻(xiàn)法，對(duì)炔烴、氯衍生物插插插插插插人人人人人人、碘衍生物，尤其是對(duì)烷烴類在线观看成人福利午夜视频在线、溴衍生物日日插日日干、芳烴、脂環(huán)烴和含硫化合物的估算誤差明顯減小网友自拍视频在线。

Sichuan gas field is the typical sour gas field of our country,which corrosion and antisepsis problem of equipments and pipelines have been an important research topic.

四川氣田系我國(guó)典型的含硫氣田国产Av无码精品线上线下，設(shè)備及管道的腐蝕與防腐問題一直是一個(gè)重要的研究課題。

Thermodynamic analysis shows that electrochemical reduction of HSO-3 into dithionite is controlled dynamically, not thermodynamically, and that concentration decrease of the sulfur-compounds will be helpful to increase thermodynamic stability of dithionite produced by electrochemical reduction of HSO-3.3figs.,2tabs.,9refs.

熱力學(xué)與文獻(xiàn)研究結(jié)果表明，HSO-3電化學(xué)還原為S2O2-4的過程為動(dòng)力學(xué)控制成年妇女观看在线视频网站大全，當(dāng)溶液中含硫物質(zhì)的濃度均為0.001mol*dm-3時(shí)性生大片免费观看视频网站一，HSO-3電解還原為S2O2-4的熱力學(xué)穩(wěn)定性提高。圖3天天干夜夜爽，表2亚洲国产很多精品一区二区三区，參9。

The water-cooling two-stroke gasoline engine oil was developed from base oil made by sour crude,no peculiar smell kerosene,PIB with low molecular weight and some domestic additives including pour point depressant,antirust agent,antioxidant,antiwear agent and ashless dispersant,etc.

以中國(guó)石化茂名分公司生產(chǎn)的含硫原油基礎(chǔ)油色综合天天综合网、無異味煤油和PIB為基礎(chǔ)油組分曰本A片天天看片天天爽爽，加入國(guó)產(chǎn)降凝劑、防銹劑手机看片日韩精品视频在线、抗氧劑999国产一区二区三区、抗磨劑和無灰分散劑研制出的水冷二沖程油具有較好的潤(rùn)滑性能和清凈性能，達(dá)到TC-WⅡ規(guī)格要求在线看片免费人成视频久网不卡。

Two key compounds butenonitrile and benzothiazole were found.

GC-MS檢測(cè)解析結(jié)果為雪里蕻腌菜的揮發(fā)性成分主要為烴中文精品久久99久久久、醇、酯免费人成A片在线视频、腈及含硫和氮的雜環(huán)化合物又插又爽的视频免费，其中丁烯腈及苯并噻唑與雪里蕻腌菜的特征風(fēng)味有關(guān)。

In this paper,water-soluble ionic liquid BeS was used as extractant for sulfur compounds thiophene,2-methyl thiophene,benzothiophene,dibenzothiophene in simulated fuel and the feasible operation conditions were confirmed by extraction experiments.

選擇水溶性的離子液體BeS作萃取劑91色老久久精品偷偷鲁无毒，對(duì)模擬油品中的4種含硫有機(jī)物噻吩欧美视频自拍日韩在线观看免费网站、2-甲基噻吩、苯并噻吩亚洲性夜夜综合久久麻豆、二苯并噻吩進(jìn)行了萃取黄网站直接看，確定了適宜的萃取操作條件。

Fromylsalicylic, the derivative of salicylaldehyde, is an important organic ligand that can be used to synthesize centrosymmetric polynuclear complexes.

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Thiazolidiane-4-carboxylic acid was prepared and used as the aid catalyst that has strengthened the catalytic effect of chloroplatinic acid, greatly improved the yield of the hydrosilylation of methyldichlorosilane with allychloride, and made the yield get to 64.9%.

通過比較在线免费看黄，選用自制的含硫化合物4-羧基-1成年人在线免费视频大，3-噻唑烷作助催化劑，大大增強(qiáng)了氯鉑酸的催化活性夜色视频国产欧美一区色欲，使甲基二氯硅烷與氯丙烯的加成反應(yīng)以較高產(chǎn)率得到γ-氯丙基甲基二氯硅烷久久九国产，產(chǎn)率可達(dá)64.9%男人www天堂官网站黄污。

The results show that phosphate amine salt and phosphonic amine salt additives have much better extreme pressure properties than the conventional S, P, and/or Cl containing additives.

結(jié)果顯示：2種磷和膦酸胺鹽極壓抗磨添加劑的承載能力優(yōu)于常用的含硫添加劑；其摩擦系數(shù)處于0.05～0.06之間9972国产在线超碰，大大低于對(duì)比添加劑的摩擦系數(shù)国内自拍日韩高清视频在线观看免费。

The results showed that the equlibrium of extraction was reached in three minutes;the operation temperature was 40～50 oC.

實(shí)驗(yàn)結(jié)果表明，BeS對(duì)含硫化合物的萃取平衡時(shí)間只需3 min国产在线视频。；適宜的操作溫度為40～50 ℃久久a爱视频。