Methods: Zinc has catalysis ability in the system of oxidze xylenol orange in medium, and the discoloration extent of methyl orange has a linearity to the content of zinc. Based on this fact, a new photometric method for the determination of zinc was proposed.

在H2SO4介質(zhì)中，微量鋅對(duì)過氧化氫氧化二甲酚橙的反應(yīng)體系具有催化作用久久三级你懂视频，且二甲酚橙被氧化后的褪色程度ΔA與微量鋅的含量有線性關(guān)系色女综合网色，據(jù)此建立了二甲酚橙褪色光度法測(cè)定微量鋅的新方法91se.av。

Currently he is the executive dean of Graduate College of Zhejiang University of Technology. In his studies on heterogeneous catalysis, he was awarded the 2nd Prize of State Invention Award, 1st Prize of Science and Technology Progress Award of Zhejiang Province and the Ministry of Chemical Industry and Engineering, the Science and Technology Award and Scientific Innovation Award of Chinese Youth, and Excellent Scientific Worker of Zhejiang Province.

現(xiàn)任學(xué)校黨委委員久久久久综合欧美、研究生院常務(wù)副院長(zhǎng)、浙江省工業(yè)催化重中之重學(xué)科帶頭人影音先锋最新网址，兼任《高谐霾俾衣祝化學(xué)工程學(xué)報(bào)》編委、浙江省青年科學(xué)技術(shù)協(xié)會(huì)副會(huì)長(zhǎng)和浙江省青年博士協(xié)會(huì)副會(huì)長(zhǎng)兼秘書長(zhǎng)99操的在线视频，入選國家百千萬人才一二層次和浙江省"151"人才第一層次又大又长又深又粗的操逼视频，浙江省有突出貢獻(xiàn)的中青年科技專家和省高校中青年學(xué)科帶頭人。

In thes subject, I have analyzed the developing conditions of esculen packing inland andoverseas, according to ourselves level, adopting cheap bean dregs as material, usingbiological zymolysis technology, biological protease and lipase as catalyzer andthrough the catalysis of enzyme tO make soybean fibre of bean dregs and then form newesculent packing.

本課題通過分析國內(nèi)外可食性包裝的發(fā)展?fàn)顩r国产一级视频69欧美一级，結(jié)合我國的實(shí)際情況欧美视频射，采用價(jià)格低廉的豆渣為原料，運(yùn)用生物發(fā)酵技術(shù)久久丝袜美腿国产精品，以生物蛋白酶啊啊啊啊轻点肉、脂肪酶為催化劑，經(jīng)酶的生物催化作用提取豆渣中的膳食纖維欧美天天摸天天添人人喊，制成新型可食性包裝人人操人日免。

The experiment proves the reaction of glue of enzymatic catalysis bee is an oscillation reaction, accord with human body to draw the rule to alimental.

實(shí)驗(yàn)證實(shí)酶催化蜂膠的反應(yīng)是一個(gè)振蕩反應(yīng)，符合人體對(duì)食物的吸收規(guī)律日韩黄片毛片。

Biopolymer active center elements are the composition of the alimental organism and the primary inherent cause of catalysis and activation, their ingestion, accumulation, transportation and distribution have relation to the biological function of the organism, so we can predict the characteristics of the elemental distribution by the fourth statistical mechanics founded by Professor Jin and further study the biological function of the organism with diet therapy effect.

由于生物高分子活性中心元素是生物營養(yǎng)體的組成成分與催化激活的主要內(nèi)在原因91免费在线，其攝入，積累亚洲三级片网址，運(yùn)送與分布都與生物體的生物功能密切相關(guān)无码精品久久久久久天天影视，所以可以通過金日光教授提出的第四統(tǒng)計(jì)力學(xué)——群子統(tǒng)計(jì)理論來考察其分布規(guī)律久久精品视频色，進(jìn)而考察、評(píng)價(jià)食療型生物體的生物功能黄色av免费在线播放，從而為研究生物體的營養(yǎng)99久久免费精品视香蕉蕉、藥物功能提供新的理論依據(jù)，為詮釋中國傳統(tǒng)食療學(xué)的相關(guān)理論打開新的思路99热99这里只有精品。

Homogeneous catalytic oxidations of organic substrates such as alkane and alkene catalyzed by m-oxo-bismetalloporphyrins and flexible alkoxyl oxygen linked-bismetalloporphyrins were introduced,and the catalytic mechanism of these two bismetalloporphyrins,along with the possible synergetic catalysis mechanism of binuclear central metal were discussed.

主要介紹了μ-氧代雙核金屬卟啉和以柔韌烷氧鏈相連的雙核金屬卟啉作為仿酶催化劑在均相催化烷烴免费黄网址、烯烴等有機(jī)底物氧化方面的研究進(jìn)展，并對(duì)這兩類雙核金屬卟啉的催化機(jī)理国产操屄视频、金屬雙核的協(xié)同催化作用機(jī)理作了論述欧美天天堂在线a一欧，最后展望了雙核金屬卟啉仿酶催化劑的研究前景。

Herein, we describe a novel catalysis of palladium complex, which mediates tandem allylation of o-phenylenediamines with 2-ene-1,4-diols using water as solvent.

在本實(shí)驗(yàn)中超碰欧美人妻在线，我們探討鄰－苯二胺類和2—烯—1aa片黄色视频，4—二醇類在水中進(jìn)行連續(xù)兩次烯丙基化的一個(gè)新的鈀催化系統(tǒng)。

This paper concludes the study methods of oil and source rock correlation for heavy oils with different degree of biodegradation;correlates the heavy oil and source rock in the western depression of Liaohe oilfield using the method of asphaltic ruthenium ion catalysis-oxidation and analysis of wrapped hydrogen in asphalt.

總結(jié)了不同生物降解程度的稠油油源對(duì)比相應(yīng)的研究方法欧美日韩经典自拍视频在线播放；利用瀝青質(zhì)釕離子催化-氧化久久久久精品高级产三级、瀝青質(zhì)中包裹烴等新方法對(duì)遼河斷陷西部凹陷稠油油源進(jìn)行了對(duì)比研究。

The purpose of this project is to develop some new azonium moleculars and to investigate the anion recognition, enantioselective recognition and supramolecular catalysis of azoniums.

本項(xiàng)目按申請(qǐng)研究?jī)?nèi)容在設(shè)計(jì)合成新型氮鎓分子av天堂。，研究它們對(duì)客體的識(shí)別作用及超分子催化作用等方面取得一系列創(chuàng)新結(jié)果久久精品视频这里。

The hydrolyzation of benzal chloride is the heterogeneous phase gas-liquid-liquid reaction. A new kind of phase transfer catalyst was adapted and the study on the feasibility of hydrolyzation of benzal chloride, reaction technology and kinetics was carried out in order to get rid of heavy metal pollution caused by zinc catalysis.

芐叉二氯的水解是一個(gè)非均相氣－液－液反應(yīng)，為避免原有鋅鹽催化劑可能造成的重金屬污染自拍偷拍网第一页，采用一種新型相轉(zhuǎn)移催化劑国产精品免费黄网，進(jìn)行了芐叉二氯水解反應(yīng)可行性、反應(yīng)工藝及動(dòng)力學(xué)的研究久久黄色免费网站。