1、

The producer of tertiary amine needs a convenient method for the analysis of amine.

叔胺生产厂家需要一种简便,快速的分析二甲胺中三甲胺含量的手段.

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2、

This Paper focus on recent synthetic development of aza-Wittig reaction in nitrogen heterocyclic and explains some mechanism of the reaction of carbonyl compounds with organic azides and tertiary phosphines.

本文阐述了羰基通过叠氮化物和三价膦形成的亚胺基膦的作用,以氮杂wittig反应的方式,合成含氮杂环化合物的进展。

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3、

The geological features of tertiary auriferous conglomerate in Hunchun county, jilin Province

吉林省珲春县第三纪砾岩金矿地质特征

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4、

The found of auriferous mineral in red clastic? Strata of tertiary period, somewhere in Qinghai

亮晶内碎屑砂屑灰岩青海某地第三纪红色碎屑岩层中发现金矿物

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5、

Jurassic System entered oil-generating stage in Late Cretaceous Period, and entered oil-generating peak in Tertiary Period.

侏罗系地层在晚白垩世开始进入生油期,第三纪时进入生油高峰,这时侏罗系地层经受的最高古地温为137℃.

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6、

Taking modern stratigraphic theories as guidance, Jiangsu Stratigraphic Clearance Team collected a large amount of stratigraphic information from Archaeozoic Era to Tertiary Period over the last hundred years through the effort of more than three years.

江苏地层清理项目组以现代地层学理论为指导,经3年多工作,搜集了江苏近100年来大量新太古代至第三纪地层资料。

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7、

Three kinds of angiospermous fossil wood excavated from the late Tertiary strata of wuhan, China the collection and study of dispersed angiospermous fruits and seeds

武汉地区晚第三纪三种被子植物硅化木研究被子植物果实和种子化石的获取和研究&介绍B.H.Tiffney的原理和方法

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8、

This paper mainly studies the effect of pressure, LHSV, temperature and mole ratio of alcohol and alkene on conversion ratio of tertiary amylene.

本文主要考察和研究了反应压力、空速、反应温度、醇烯摩尔比对叔戊烯转化率的影响。

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9、

Aggressive percolating water from overlying Basalt or Tertiary mudstone is very important for the forming of fast dissolution kinetics in mature stage of karstification.

来自非可溶岩盖层内的具很强侵蚀性的裂隙水,对进入成熟演化阶段的裂隙系统快速溶蚀动力学过程的产生起重要作用,为石林快速发育创造条件。

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10、

Like tertiary ammonium, quaternary ammonium salt has accelerating effect on curing of acid anhydride/ epoxy resin system and has a certain degree of latent tendency.

本文研究了季铵盐对酸酐/环氧树脂体系的促进作用.结果表明,这种季铵盐与叔胺一样可作为酸酐/环氧树脂固化体系的促进剂,且具有一定的潜伏性。

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11、

The wide distribution of immature oil and the existence of a whole series of maturation in Tertiary continental deposit basins in China have an important geochemical feature.

现有资料表明,在我国陆相第三系沉积盆地中,未成熟石油和原油熟化系列的普遍存在,是含油上一个重要的地球化学特征。

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12、

Treatment of the wastewater by constructed wetland method is often available as the secondary and tertiary treatment, due to its better characteristics, such as easy construction, low running cost, less energy consumption, convenient maintenance and cushioning capacity and so on.

人工湿地处理法具有易于建设、运行费用低、耗能少、维护方便和运行过程缓冲能力强等特点,适合用于养殖业废水的二级或三级处理。

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13、

The Reduction of Flue Gas Temperature Deviation by Shifting down Position of Tertiary Air

三次风下移减小煤粉锅炉烟温偏差的研究

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14、

The results indicate that the first new main vortex develops from tertiary vortex, while the second and the third new main vortices generate principally from the rolling-up of the separated shear layer.

其中,第1个新生涡由tertiary涡发展而来,而第2个和第3个新生涡则主要由分离剪切层卷绕生成。

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15、

A synthetic method of amine oxide from dodecyl amine was introduced. The factors which influence the reaction and synthetic conditions of tertiary amine oxide were studied.

介绍了用十二胺合成氧化叔胺的方法,研究了叔胺及氧化叔胺的合成工艺条件和影响反应的因素。

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16、

International Conference on Tertiary/ College English Language Teaching was held in NEU from June 1st to June the 2nd.

第三届大学英语语言教学国际研讨会于六月一日,二日在东北大学召开。

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17、

The industrial field test of polymer flooding in Duanxi of block Beiyi, Daqing oil field is currently a tertiary enhanced oil recovery project with the largest scale and longest period in China.

“北一区断西聚合物驱油工业性矿场试验”是我国目前规模最大,周期最长的三次采油矿场试验项目。

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18、

Conclusion The fundamental pathologic changes of hard chancre and secondary syphilis are a subacute inflamation caused by pallidula spirochaeta, and those of nodular tertiary syphilis epithelioid cell granuloma.

结论硬下疳和二期梅毒基本病理改变为梅毒性亚急性炎症,结节型三期梅毒为上皮样细胞肉芽肿。

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19、

There are three main types synthetic soil conditioner available, derived from petroleum chemicals, the Tertiary period minerals and organic materials.

人工合成土壤结构改良剂可分为石油化工产品、第三纪矿物产品以及无机物与有机物相结合产品共三类。

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20、

Most of producer service of G7 is put into tertiary industry, while China and India is put into secondary Industry.

“七国集团”生产性服务投入第三产业的比重最大,中国和印度投入第二产业的比重最大;

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