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tertiary amine相关的网络例句

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Mainly belonged to Loranthaceae. Plants of Phacellaria Benth. and their hosts were mainly distributed in tropical and subtropical area. Plants of Phacellaria Benth. maybe originated in tropical area in the south of China before Tertiary. Their ancestors were parasitic on ancestors of some plants of Loranthaceae by chance during Tertiary. It took them millions of years to form a sturdy relationship between parasites and hosts. Ph. rigidula was a hemi-parasitic subshrub. In area observed, its host was mainly Taxillus caloreas var. fargesii.

的硬序重寄生(Ph.rigidula)及其寄主植物做为研究植物与植物间协同进化的材料,对重寄生属植物的起源、与其寄主的分布、硬序重寄生的形态学特性、解剖学以及化学成分进行了研究,结果表明:重寄生属植物主要寄生在桑寄生科植物上,分布区与其寄主的基本一致,均主要分布在东南亚和中国南部的热带与亚热带地区;重寄生属植物可能起源于第三纪之前某一时期的华南热带地区,随后向周边地区扩散。

The tertiary-industry in Changsha develops repidly.In 2006,national metropolis economic census,the tertiary-industry in Changsha takes a percentage of 50.3% in GDP,and 50% in the economic aggregate of the city,and is in lead position in China.

长沙第三产业发展迅速,2006年全国大城市经济普查,长沙第三产业占GDP比重达到50.3%,第三产业占全市经济总量的半壁江山,在全国处于领先地位。

Through analyzing the development of the tertiary-industry in Changsha ,it discusses the main problems in the tertiary-industry,eg,low level of industrialization 、 finance service trade offers little support for economic development and and growth of enterprises of Changsha 、 monopolistic management in many service circle、quality and notion of personnel.

明天再来回答,下班了通过分析长沙市第三产业的发展现状,探讨其存在的主要问题如工业化水平低、金融服务业对长沙经济发展与企业成长的支持力度明显偏弱、很多服务业领域实行垄断性经营、人员素质和观念问题等。

The traditional point looks the late Tertiary as the beginning of the neotectonic movement in the South China Sea. So as this view, the stratum between early and late Tertiary should be unconformable.

传统的观点是把新近纪作为新构造下限,依此观点,南海地区在古近系、新近系之间应为不整合接触,但在此阶段并没有发生重大变革的构造事件。

Experiments show that the formation of tertiary dendrite depends strongly on the alloy type and alloy content. It is hard to form tertiary dendrite for hypoeutectic but easy for hypereutectic.

试验表明,三次枝晶的形成强烈依赖合金类型和合金成分,亚共晶的Pb-Sn合金很难形成三次枝晶,而过共晶的Pb-Sn合金则易于形成三次枝晶。

The fourth part, through an analysis of human resources state of the Northeast, we think the human resources of the Northeast have the following several subject problems: The teenage labor population is too big in specific gravity, unfavorable to the sustainable development of economy; Human resources in urban and rural areas to distribute unbalanced, countryside of the right age to overpopulate , can't meet demands of urban economy development , form the labor force of leaving unused at the same time , cause the waste of the human resources ; Human resources industry distribution is unreasonable, the Northeast human resources distribution between the industry of human resources concentrates on primary industry mainly, proportion is too big, and the labor productivity of primary industry is relatively low, do not have enough ability to make the human resources shift to the secondary and tertiary industries, so seem the secondary and tertiary industries to be delayed effect enough.

第四部分,通过对东北地区人力资源状况的分析,我们认为东北地区人力资源存在以下几个主要问题:未成年劳动人口比重过大,不利于经济的可持续发展;人力资源城乡分布不均衡,农村中适龄劳动人口过多,不能满足城市经济发展的需要,同时形成闲置劳动力,造成人力资源的浪费;人力资源产业分布不合理,东北地区人力资源在产业间的分布主要集中在第一产业,比重过大,而且第一产业劳动生产率较低,没有足够的能力使人力资源向第二、三产业转移,因此显得第二、三产业后劲不足。

And the corresponding chiral tertiary propargylic alcohols were obtained with enantiomeric excesses of up to 86%, which provided a simple, practical and inexpensive method to generate chiral tertiary propargylic alcohols.

经过筛选、测试,发现一β-磺酰胺基醇-钛复合物可在温和条件下,有效促进炔基锌对简单非活化酮的不对称加成,并且得到相应的手性三级炔丙醇,ee值达到了86%。

From the Trias to the Tertiary, provenance area character changed with the age. The Jurassic provenance area is recycle orogenic belt. the Cretaceous provenance area is recycle orogenic belt too. and the Tertiary provenance area is commingle area with recycle orogenic belt and volcano arc orogenic belt.

自三叠纪到第三纪,准噶尔盆地南缘的物源区的性质随时间变化,侏罗纪的物源区为&再循环造山带&,白垩纪的物源区仍为&再循环造山带&,第三纪的物源属于&再循环造山带&和&火山弧造山带&的混合。

Nowadays it is quite necessary for China to promote tertiary industrial modernization comprehensively under the situation when industrial structure is upgrading and tertiary industry's proportion is aggrandizing continuously.

在产业结构高级化、第三产业比重日趋增大的形势下,我国很有必要全面推进第三产业现代化。

The observations and measures on many faults in the Tertiary as well as in the Cretaceous rocks in the Kuqa Depression, Tarim Basin, could help us to reconstruct Late Tertiary tectonic paleostress field by inversing a lot of fault-slip data.

基于对库车坳陷内第三系和同时卷入变形的白垩系中发育断层的野外观测,采用断层滑动数据反演方法,对库车坳陷的第三纪构造古应力进行恢复。

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