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In thispaper, the characteristics of protein gelation formation were introduced by physical and chemical aspects.

从物理和化学方面阐述了蛋白形成凝胶的特点，蛋白凝胶的内在因素和外部因素，主要介绍蛋白的热诱导、酸诱导和酶诱导凝胶的形成及其影响因素。

In this paper we combined three chromatographic separation and purification technique such as affinity chromatography, ion exchanger chromatography and hydrophobic interaction chromatography to develope a new technology of stimutaneous extraction of three enzyme from pancreatin. We optimized the technology by studying the methods of purification and assured the technology as: The crude extraction from the dissolution of Pancreatin is directly absorbed on the DEAE gelose fast flow columnEquilibrating buffer is 0.01mol/L NaoAc-HoAc buffer(pH4.5; eluting buffer is 0.2～0.35mol/LNaCl in 0.01mol/LNaoAc-HoAc buffer (pH4.5), and then be eluted by two steps to acquire the peak of kallikrein.The solution which can"t be adsorbed by DEAE gelose fast flow column is adsorbed on affinity chromatographic column Equilibrating buffer is 0.01mol/LTris-HCl buffer(pH7.5, eluting buffer is 0.5mol/LNaCl in 0.01mol/Ltris-HCl buffer(pH7.5)and then be eluted by one step to acquire the peak of trypsin.The solution which can"t be adsorbed by is pretreated with 30%～80%(NH_4)_2SO_4 fractional precipitation, the deposition of the precipitation is dissolved to beabsorbed on phenyl gelose fast flow columnhydrophobic interaction chromatography condition is Equilibrating buffer is lmol/L(NH_4_2SO_4 in 0.01mol/LNaoAc-HoAc buffer(pH4.5), eluting buffer is 0～0.6mol/L(NH_4)_2SO_4 in 0.01mol/LNaoAc-HoAc buffer (pH4.5) and then be eluted by two steps to acquire the peak of chymotrypsin.

本研究考察了各种纯化方法，将离子交换层析、亲和层析和疏水层析三种分离纯化法相结合，建立了激肽释放酶、胰蛋白酶和糜蛋白酶三酶的联产工艺：胰酶用pH4.5醋酸缓冲溶液提取后，粗提液直接上DEAE-琼脂糖快胶柱吸附平衡缓冲液：0.01mol／LNaoAc-HoAc缓冲液(pH4.5，洗脱缓冲液：0.01mol／LNaoAc-HoAc缓冲液(pH4.5)含0.2～0.35mol／LNaCl分两步洗脱，收集激肽释放酶的洗脱峰；DEAE-琼脂糖快胶的未吸附液上亲和层析柱分批吸附平衡缓冲液：0.01mol／LTris-HCl缓冲液(pH7.5，洗脱液：0.5mol／LNaCl溶液，一次洗脱，收集胰蛋白酶洗脱峰；最后，亲和层析未吸附液用30％～80％硫酸铵分级盐析处理，沉淀溶解后用上苯基—琼脂糖快胶吸附平衡缓冲液：0.01mol／LNaAc-HAc缓冲液(pH4.5含1mol／L(NH_4)_2SO_4，洗脱缓冲液：0.01mol／LNaAc-HAc缓冲液(pH4.5)含0～0.6mol／L(NH_4)_2SO_4，分两步洗脱，收集糜蛋白酶的洗脱峰。

The results indicated that the highest NAIs concentration was distributed 5 cm far in front of the mask, and the NAIs concentration was decayed with the distance to the ionizer. The NAIs concentration also decayed on the mask surface due to electric neutralization.

首先探讨空气负离子在呼吸范围中的分布状况以及对四种生物气胶的控制效率分布，进而比较四种生物气胶控制效率的差异，最后探讨空气负离子稳定度对生物气胶控制效率的影响。

The structure of resultant IPN hydrogels was successfully characterized by Fourier transform infrared spectroscopy and scanning electron microscopy; the water retention at 50℃ was measured gravimetrically; dependence of storage modulus on temperature and phase transition behavior were investigated by dynamic mechanical analysis and differential scanning calorimetry, respectively.

利用FTIR和SEM分别表征了凝胶的化学结构和内部形态；测定了凝胶在高温(50℃)时的退溶胀性能；利用DMA和DSC分别研究了凝胶的储能模量随温度的变化及热相转变行为。

Secondly, according to the construction and characteristic of the N-isopropylacrylamide and the temperature-sensitivity of PNIPA hydrogel, Pdualistic hydrogel was synthesized by microwave low temperature plasma. The effects of the factors on the swelling characteristic of P dualistic hydrogel, such as treatment time and power of plasma, concentrations of crosslinking agent and total monomers, proportion of AMPS, polymerizing temperature etc, was discussed in detail. The three dimensions structure , thermostability , reversional volume , swelling/deswelling kinetics, temperature-sensitivity and pH-sensitivity of the hydrogel were also investigated. The optimal synthesizing technics of P dualistic hydrogel initiated by microwave low temperature plasma was confirmed.

在此基础上，结合NIPA的结构特征和PNIPA的温敏性，用微波低温等离子体引发聚合了P二元智能凝胶，详细探讨了微波低温等离子体处理功率、处理时间、总单体浓度、AMPS单体浓度、交联剂浓度及聚合反应溫度等因素对P二元凝胶溶胀性能的影响；并对其三维交联结构、热稳定性、失水-吸水动力学、温度敏感性、pH敏感性、体积复原性等进行了研究；确定了适合微波低温等离子体引发聚合P二元智能凝胶的最佳工艺。

This article introduces the naming, properties, usage,chemical structure and sensitization principal of the photoemulsion madeof styryl phridine salts.

本文详细介绍了有机苯乙烯基吡啶盐树脂感光胶的命名、性能特点、用途、化学结构及其感光原理、使用该胶制备网印版的方法及国外应用概况，并对此种感光胶的主要成分的光化反应机理进行了论述。

The orthogonal experiment for carbonization process indicated that the heating rate and the final carbonization temperature showed more significant influence on the properties of aerogels than the holding time did.

采用IR分析技术跟踪C〓F气凝胶的热解过程，发现400～600℃之间样品中出现石墨化结构的红外活性振动，表明炭气凝胶的微结构中开始有乱层石墨化微晶出现。C〓F气凝胶是典型的中孔材料。

The microstructures of the new developed carbon aerogels was investigated by means of low-temperature N_2 adsorption, TEM, XRD, XPS and etc. We studied the influence of synthesis conditions on the aerogels structure, such as reactant mass percent, catalyst concentration, carbonization process and supersonic.

采用低温N_2吸附、TEM、XRD和XPS等手段研究了碳气凝胶的微观结构特点，考察了反应物质量分数、催化剂浓度、碳化过程对气凝胶孔结构的影响，同时还研究了超声作用对气凝胶微观结构的影响。

In addition, the type and quality of the fastness of binding, binding process incorrectly if the temperature control can also lead to provide good books page and off page.

此外，胶的种类与品质也对胶订的牢度有影响，胶订过程中如果温度控制不当也会导致订好的书散页、掉页。

The increase in WHC of resistant starch having guar gum over resistant starches with guar gum and different chemical agents could be ascribed to non interference in the chemical configuration and composition especially in greater number of hydrophilic sites on the gum that allows the occlusion of water within the structure.

单独含有瓜尔豆胶的抗性淀粉其WHC比含有瓜尔豆胶和其他化学试剂的抗性淀粉高是因为在胶上一些亲水基团上无化学构象，这导致了水在结构中的封闭。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。