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Degree of deacetylation of the three different chitosan are determined by acid -base titration or acid -base conductometric titration.The MW of chitosan I and II by viscometry is 1.0 X 106and 9.5 X 105,respectively.

分别采用酸碱指示剂滴定和电导滴定法测定了壳聚糖的脱乙酰度，后者测定结果大于前者；应用粘度法测定原料壳聚糖Ⅰ和Ⅱ的粘均分子量分别为：1.0×10~6、9.5×10~5。

It has a base internal circuit, resulting in a period of 20ms, the base width of 1.5ms signal, will be the DC bias voltage and the voltage comparator potentiometer to obtain the output voltage difference.

它内部有一个基准电路，产生周期为20ms，宽度为1.5ms的基准信号，将获得的直流偏置电压与电位器的电压比较，获得电压差输出。

Jiashan is heading for a suburban agricultural processing basement, export-oriented industrial manufacture and processing base, waterland fields vocational recreation base as well as modern industrial and commercial window city on the provinces border.

现嘉善人民正朝着建设城郊型农副产品加工基地，外向型工业生产加工基地，水乡田园式休闲度假基地，工贸型现代化省际边界窗口城市的目标迈进。

The device, from above to below, includes a floor decoration layer, a phase-changing material layer, an air duct, a radiation protection film, a thermal insulation layer and a floor base layer in turn; keels are arranged between the floor decoration layer and the floor base layer, at least a heat supply waterpipe or a electrical heating film are buried in the phase-changing material layer between adjacent keels; a wind gap is arranged at both ends of the air duct to communicate with indoor air.

该装置自上而下依次包括地板装饰层、相变材料层、空气通道、防辐射膜、保温层和地板基层；在地板装饰层和地板基层之间设有龙骨，在相邻龙骨之间的相变材料层中埋有至少一根供热水管或一个电加热膜；在空气通道的两端设有风口与室内空气相通。

The weapon has 2 degrees of rotation ( it pitches and yaws, ie. Aim anywhere in the hemisphere around the hardpoint ): you can use 1 dynamic base for the "yawing" part, and 1 dynamic barrel/gun for the "pitching" part, attached to the yawing base.

武器拥有两个旋转轴（它可以俯仰和自旋，例如：炮口可以指向挂载点一侧半球内的任意方向）：你可以用1个动态的基座来完成"自旋"部分，和1个动态的炮管/枪管完成"俯仰"部分，附加在自旋基座上。

Yuma China Electric Base: ISO9001: 2000 1995 set up in China production base, to provide users with quality products and quality service.

优玛电气的中国基地：ISO9001：2000 1995 年在中国建立生产基地，为用户提供优质产品和优质服务。

When growth rates are under discussion, it will pay you to be suspicious as to why the beginning and terminal years have been selected. If either year was aberrational, any calculation of growth will be distorted. In particular, a base year in which earnings were poor can produce a breathtaking, but meaningless, growth rate. In the table above, however, the base year of 1965 was abnormally good ; Berkshire earned more money in that year than it did in all but one of the previous ten.

一般在谈到成长率时，各位可能会怀疑基期与终期是如何选定的，因为如果选择不当，任何计算出来的结果都可能会被大大扭曲，尤其当基期的盈余过低时，很可能得出惊人但却不合理的成长率，不过在上表中，1965年的表现算是相当的不错，当年度的获利在那之前的十年中排名第二。

objectiveto provide the scientific foundation for the construction of gap cultivation bases of abrus mollis hance by evaluating the pollution status of soil and irrigation water in abrus mollis hance cultivation base.methodsthe environment quality was appraised by the nemerow pollution index method.resultsthe quality of soil and irrigation water was good, falling in the categories of "clean".conclusionthe quality of soil and irrigation water in abrus mollis hance cultivation base accords with the requirement of gap of chinese medicinal materials.

目的对鸡骨草种植基地土壤、灌溉水污染现状进行评价，旨在为鸡骨草规范化种植基地建设提供科学依据。方法土壤及灌溉水污染现状运用单项污染指数法和内梅罗综合污染指数法进行评价。结果种植基地土壤和灌溉水污染等级均属于&清洁&一级。结论鸡骨草种植基地的土壤和灌溉水质量完全符合《中药材生产质量管理规范》的相关要求。

three base structures from the fabric structure, then analysis the picture of the textile, accorder the properties of the wave machine, get the data of stitch about how the three base structures arrangement.

论文第二章提出了针法提取算法：从编织物结构中抽象出三种基本结构，然后分析编织物纹理图片，根据编织机器属性特点，得到对应这三种结构的针法数据。

The acquirability of the data is the condition for applying it. With a mathematic index system of business analysis based on multi-criteria evaluation,the modle of designing business analysis GIS data base is drawn out involving multi-criteria evaluation,establishing indexes,standardizing and diffusing index value. The paper finds the feasibility of applying the business analysis GIS data base in to Xuzhou City.

基于GIS多准则评价法对商业分析活动进行数学抽象，建立基础数据指标体系，对指标值标准化、指标值空间扩散方法以及商业分析的算法流程进行研究，形成了构建商业分析GIS基础数据平台的模式，以徐州市商业分析GIS基础数据平台的构建为例，实证该模式的可行性。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。