烷烴的環化 的英文怎麼說
中文拼音 [wántīngdehuánhuà]
烷烴的環化
英文
cyclization of paraffins-
Long chain alkyl benzenes is the product of cyclization - decarboxylation - aromatization of fatty acid, with the help of clay minerals catalytic effect, which comes from bacteria, seaseed and higher plant lipid ; or the reaction product of monocylic aromatics and fatty acid alkyl group under the same conditions
長鏈烷基苯主要是細菌、藻類和高等植物類脂化合物中脂肪酸在粘土礦物催化下發生環化脫羧再芳構化或單環芳烴與脂肪酸烷基化反應形成的產物。Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2
利用掃描電子顯微鏡和x射線光電子能譜研究表明，二硫化碳在電池的循環過程中參與了sei膜的形成， sei膜的組成物質中主要是c 、 o 、 f三種元素，加入二硫化碳后， s元素也成為主要組分， sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。The addition of alkyl groups to pahs enhances the carcinogenic potential of these compounds
烷烴加在多環芳烴上的系列會提高這些化合物的致癌作用。Both production development and environment protection force us to use highly purified linear paraffins, wherefore the technologies of linear paraffin purification with low cost and high efficiency are urgently needed by the market
生產與環保的發展均需使用高純度的直鏈烷烴，市場對廉價而高效的直鏈烷烴凈化工藝有著迫切的需求。分享友人