The degradation of acid grain black dye by sonophotocatalytic oxidation with nanometer TiO 2 and ultrasonic wave has been studied.

對超聲波作用下的納米TiO2光催化氧化法降解酸性粒子元青染料進(jìn)行了研究久久精品最新地址。

A new strain of Brevibacterium casei with high nitrilase activity was screened from natural environment and could convert nitrile into carboxylic acid.

從自然源篩選到的一株腈水解酶產(chǎn)生菌乳酪短桿菌最新久久激情免费视频，能夠高選擇性地將腈轉(zhuǎn)化為羧酸，初步研究了該菌株所產(chǎn)的腈水解酶在游離細(xì)胞形態(tài)下的催化特性在线看手机毛片，包括熱穩(wěn)定性真实国产精品伦、pH穩(wěn)定性、金屬離子和添加劑的作用亚洲一区有码在线、溶劑耐受性及底物特異性等6080午夜视频在线观看。

Stimulative effects of metallic compounds on industrial sewage sludge combustion and the sludge with acid washing treatment were studied by thermogravimetric analysis. The combustion characteristics index and kinetic parameters were calculated before and after adding different metal compounds. The catalytic effects and mechanism of combustion were discussed.

用熱重法研究了不同金屬化合物對含工業(yè)污水污泥的助燃作用，計算了添加不同金屬化合物前后污泥燃燒的特征指數(shù)和燃燒反應(yīng)動力學(xué)參數(shù)日韩欧美综合在线，并以酸洗污泥作為對比久久精品99视频在这里观看视频，對不同金屬化合物的助燃效果和催化機制進(jìn)行了分析。

In order to study the aldol condensation of 2.15-hexadecanedione on the surface of aluminium, the intermolecular condensation mechanism of acetone occurring on aluminum was simulated by using semi-empirical AM1 method embodied in MOPAC 6.0 program package. The optimized structures and geometry parameters of 5 transition complexes and 4 intermediates were given.First, 2 molecules of acetone coordinated with aluminum by electrostatic attraction.One atom of hydrogen of acetone migrated to aluminum because of t...

為了研究2AAA级黄片，15－十六烷二酮在氧化鋁表面的環(huán)合機理黄色视频网，選擇小分子丙酮為模型化合物，用量子化學(xué)半經(jīng)驗AM1方法研究雙分子丙酮在氧化鋁表面的醛醇縮合機理，給出了反應(yīng)過程中的5個過渡態(tài)和4個中間體的結(jié)構(gòu)和幾何參數(shù)亚洲中文字幕在线第一页，該催化反應(yīng)可以認(rèn)為是氧化鋁分子與兩分子丙酮分子發(fā)生靜電絡(luò)合作用卡通动漫亚洲图片，然后借助氧原子的負(fù)電荷導(dǎo)致脫氫并實現(xiàn)縮合，根據(jù)中間體的能量變化国产激情网在线视频，推測有較穩(wěn)定的鋁復(fù)合物生成黄色性片视频免费公开。

First, 2 molecules of acetone coordinatedwith aluminum by electrostatic attraction . One atom of hydrogen ofacetone migrated to aluminum because of the pulling of the negativeoxygen of aluminum, and then aldol condensation occured.

該催化反應(yīng)可以認(rèn)為是氧化鋁分子與兩分子丙酮分子發(fā)生靜電絡(luò)合作用，然后借助氧原子的負(fù)電荷導(dǎo)致脫氫并實現(xiàn)縮合亚洲一区二区5566在线。

Besides, n-butyl and sec-butyl tosylate that are difficult for oxidative addition can react with phenylmagnesium bromide to form corresponding cross-coupling products. Primary alkyl halide which contains β-hydrogen and is relatively hard to undergo the reaction , n-butyl chloride for instance, can react with aryl Grignard reagents in the presence of NiB alloy as well.

此外18岁禁止黄色，難以進(jìn)行氧化加成的對甲苯磺酸正丁酯和對甲苯磺酸仲丁酯可以與苯基溴化鎂作用生成相應(yīng)的交叉偶聯(lián)產(chǎn)物；反應(yīng)相對困難的含β-H的伯鹵烷一区有限公司在线观看，如：正氯丁烷也可以在NiB催化下與芳基格氏試劑發(fā)生偶聯(lián)国产一区二区性交影视。

The company's automation and control products in the CX system of centralized control shaft are Jiantong Nanjing Cement JT energy saving and environmental protection-type large-diameter shaft (§3.8x8.5 meters,§4.0x8.5 meter shaft) fixed-point matching products applies to Nanjing Jiantong Guantang Ltd., Guangxi Pingguo Wanganui Cement Co., Ltd. all JT energy saving and environmental protection-type on large-diameter shaft; the company independently developed CX-JM15C coal environmental protection agents, dedicated to catalytic coal cement shaft kiln calcined, and its coal effect and Kiln Burning can improve working conditions, improve clinker production quality, reduce cost of production of clinker 3-5 yuan / ton clinker; company also provides enhanced FGF efficient composite cement grinding aids, Products has two kinds of solid and liquid, has good strength and grinding role.

公司的自動化控制系列產(chǎn)品中的CX立窯集中控制系統(tǒng)是南京建通水泥公司JT節(jié)能環(huán)保型大直徑立窯（Ф3.8x8.5米，Ф4.0x8.5米立窯）的定點配套產(chǎn)品亚洲日本美女视频网站，應(yīng)用于南京建通官塘有限公司日韩福利免费网站、廣西平果萬佳水泥有限公司等所有JT節(jié)能環(huán)保型大直徑立窯上；公司自主開發(fā)的CX-JM15C環(huán)保節(jié)煤劑国产操视频网，專用于水泥立窯催化節(jié)煤煅燒98国产，其節(jié)煤效果明顯，并能改善立窯煅燒工況四虎在线观看成人影院免费，提高熟料產(chǎn)質(zhì)量亚洲色图欧美色图人妻，降低熟料生產(chǎn)成本3-5元/噸熟料；公司還提供FGF高效復(fù)合水泥增強助磨劑一级毛片免费毛片一级毛片，產(chǎn)品有固體和液體兩種狼友视频—主页，具有良好的增強和助磨作用。

In the medium of H2SO4 with KBr as the catalyst, the color of Cresol Red oxidized by iodate can be faded, and the degree of color fading is proportional to the concentration of iodine and the linear range of determination is 20 μg/25 mL~50 μg/25 mL.

在硫酸介質(zhì)中国产成熟美女三级视频直接看、在溴化鉀催化條件下人人干综合，碘酸根對甲酚紅有褪色作用，且褪色的程度與碘酸根的量有關(guān)日本和亚洲黄色视频多毛水视频，碘定量測定的線性范圍為20μg/25mL～50μg/25mL午夜AV毛片，檢出限為6.57×10-1μg/25mL，回收率為98.1%～104.2%国产性色Aⅴ综合一。

Photoregeneration of activated carbon was attributed to desorption and photodegradation of adsorbates.

活性炭光再生是吸附質(zhì)解吸和光催化降解共同作用的結(jié)果最新日韩AV.COM。

The kinetics of reconstitution of apoacylase with either 〓 or 〓 and the inactivation of the 〓 reconstituted enzyme by 1, 10-phenanthroline has been studied by following the substrate reaction continuously in presence of the metal ion or OP respectively. Although the native 〓-containing and the 〓-reconstituted enzymes have closely similar Michaelis constants and maximal velocities, the kinetics for both the inactivation by OP and the reconstitution of the apoenzyme with the metal ions differs considerably.

雖然鈷重組的氨基酰化酶與天然含鋅的氨基跹侵夼访佬园悠得夥压劭矗化酶在催化活性上比較相近午夜三级理论福利电影，但兩種酶在去金屬失活動力學(xué)機制以及去金屬失活的氨基酰化酶與兩種金屬離子重組復(fù)活的動力學(xué)過程均存在較大的差異啊啊啊日韩黄色视频，說明鋅在氨基跎化酶中的作用比較復(fù)雜白白白免费视频观看爱，并不能完全由鈷替代。