无修饰的

Target compounds have been synthesized by condensation of the aromatic nucleus and amino heterocylcle with acyl isocyanates or acylisothiocyanates in absolutely anhydrous and aprotic solvent.

为了寻找高活性的农药品种，利用生物等排原理和亚结构连接法，对脲类化合物的母体结构进行了修饰，将芳氧羧酸类及吡唑环引入酰基脲母体结构中，利用酰基异氰酸酯与杂芳环胺类化合物在无水非质子溶剂中发生亲核加成反应，合成了四个系列21种新的酰基脲类目标化合物。

Most importantly, with analyzing the calcined cinder by X-ray powder diffraction and scanning electron microscope, it was clear that at an appropriate calcination temperature, the activated SiO2 and Al2O3 in alkaline coal-cinder would react with the decomposed fused Na2CO3 to form a new neutral matter nepheline（NaAlSiO4）and other amorphous silicate compounds,causing an obvious reduction of the alkali content in coal-cinder.

采用X射线粉晶衍射及扫描电镜对煅烧后的灰渣进行表征，揭示了含碱灰渣煅烧脱碱过程的实质，即在适宜煅烧温度下，含碱灰渣中被活化的主要矿物质SiO2、Al2O3和熔融并分解的Na2CO3（分解为修饰网络氧化物Na2O）等发生化学反应转变为中性物质霞石（NaAlSiO4）及其他无定形复合硅酸盐，从而降低了灰渣中的碱含量。

This invention discloses a method for preparing monodisperse oil-soluble surface-modified ferric oxide nanoparticles. The method comprises: mixing ethanol solution of soluble ferric salt with ethanol solution of fatty acid, adding alkali, stirring to obtain precursor of ferric oxyhydrogen fatty acid salt precipitate, and cracking at 210-280 deg.

一种制备单分散、油溶性表面修饰氧化铁纳米微粒的方法，将可溶性铁盐的乙醇溶液与脂肪酸的乙醇溶液混合，加入碱搅拌得前驱体三价铁氢氧脂肪酸盐沉淀；单元前驱体三价铁氢氧脂肪酸盐在无溶剂下直接热解得目标产品。

The Trypsin inhibitor from Cucurbita pepo var. striaca Seeds was isolated by salting-out and chromatography of Sephadex G-50, the inhibitor activity was detected with BAPNA, the Mw was determined with SDS-PAGE and stablity was studied with different temperature, the side chains of Lys and Cys were modified.

采用分级盐析和Sephadex G-50的方法分离纯化无种皮南瓜籽胰蛋白酶抑制剂，用BAPNA法进行抑制活性的测定，用SDS-PAGE法测定蛋白质的分子量，用不同的温度处理方法对它的热稳定性进行研究，并对抑制剂的Lys和cys进行了化学修饰。

In the titania-modified MCM-41, although the titania were in an amorphous state and in tetrahedral coordination rather than octahedral coordiantion, which exsists extensively in crystalline titania, they exhibited relative high photocatalytic activity for the photodecomposition of phenol.

所合成的无定形的氧化钛修饰MCM-41的光催化剂显示了较高的催化活性。

Zeolite Y sieves are used for preparation of ECL sensor for the first time by immobilizing tris (2, 2'-bipyridyl) ruthenium Ru (bpy 〓 in their supercages, which is achieved through the ion exchange properties of the sieves.

Ru〓固定于分子筛修饰碳糊电极的电化学发光与可更新无试剂海洛因传感器研究制备了一种能简单、快速、灵敏地测定海洛因的电化学发光传感器。

In chapter five, the heterocyclic compounds modified electrode for detection of lead has been discussed.

该修饰电极为创造高灵敏度高选择性的无汞测铅传感器提出了一个新的途径。

The chitosan microspheres grafted with pyromellitic dianhydride have been prepared for the adsorption of lead and cadmium metal ions in aqueous solution. The structure of the modified microspheres was characterized by FT-IR and XPS .

用交联的壳聚糖微球与均苯四甲酸酐在无水条件下反应，合成均苯四甲酸酐修饰壳聚糖微球，并用FT-IR和XPS表征产物的结构。

Facial beautification mentioned in the measures refers to business service for customers such as non-hurt and non-incursion skin cleaning, maintenance and face dressing on the cuticle of the body with help of certain cosmetology, instruments and cosmetics.

本实施办法所称美容，是指运用手法技术、器械设备并借助化妆、美容护肤等产品，为消费者提供人体表面无创伤性、非侵入性的皮肤清洁、皮肤保养、化妆修饰等服务的经营性行为。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。