查询词典 chemical method

It is the most powerful means of eradicating schistosomiasis. Current method of elimination cercaria is mainly the chemical method which has many disadvantages such as drug resistance, drug dilutedness, environmental pollution and poisoning the other biology, etc. For these reasons, this paper poposed a new method of elimination through high-voltage pulsed electric field, discussed the feasibility of the new method, studied the elimination mechanisms of using different forms of electrodes, analyzed various factors which influences the effect of elimination and introduced the structure of high-voltage pulsed electric field system at the stage of laboratory. Moreover, this paper showed the security problems that should be considered during the research and experiment.

针对常用的化学药物杀灭法存在的易使尾蚴产生抗药性、水域宽广致使药效降低、污染环境、毒杀其它生物等弊端，本文提出了一种利用高压脉冲电场杀灭血吸虫尾蚴的新方法，探讨了这种电子杀灭方法的可行性，分别研究了采用锐形电极和平板电极的血吸虫尾蚴杀灭机理，分析了影响尾蚴杀灭效果的各种因素，介绍了实验阶段血吸虫尾蚴高压脉冲电场杀灭系统的构成，指出了系统研制和试验过程中需要充分考虑的安全性问题。

Objective: To extract the volatile oil from rhizome,leaf,flower of chive by chemical method and its chemical components were identified.

目的 ：用化学方法从韭菜的根茎、韭菜叶、韭菜花中提取挥发油，并鉴定出其挥发油的化学成分。

Chemical methods of qualitative assay and quantitative assay to Chufa functional component According to chemical characteristics reactivity of Chufa functional component, chemical method of qualitative assay and quantitative assay to Chufa functional component were built.

功能因子的定性定量化学分析针对该功能因子的化学特征反应，实验选用硫酸显色法、可见光比色法、吸光度测定法和沉淀法对功能因子进行定性、定量分析。

The major productive methods of serin are albu-minolysis, fermentation method, chemical method and enzymic method .

其生产方法主要有蛋白质水解法、发酵法、化学法和酶法，其中酶法是现在研究丝氨酸制备的重要方法。

Preparation thechniques of buffer layers include both vacuum technology and non-vacuum technology. Chemical solution deposition method, a typal non-vacuum technology, is a high potential technique for large-scale industrial production since no expensive high-vacuum systems are used.

缓冲层的制备技术可分成以真空技术和非真空技术两大类，非真空技术以化学溶液沉积(Chemical Solution Deposition，CSD)为代表，不需要昂贵的真空系统，最可能实现大规模工业生产。

Preparation thechniques of buffer layers include both vacuum technology and non-vacuum technology. Chemical solution deposition method, a typal non-vacuum technology, is a high potential technique for large-scale industrial production since no expensive high-vacuum systems are used.

缓冲层的制备技术可分成以真空技术和非真空技术两大类，非真空技术以化学溶液沉积(Chemical Solution Deposition，CSD)为代表，不需要昂贵的真空系统，最可能实现大规模产业生产。

Methods: The urine protein and microalbumin uria of the controls and patients with diabetes and hypertension were examined with dry chemical method. Meanwhile, these results were compared with those examined with Hitachi 7600 chemical analyzer.

干化学法检测对照组、糖尿病组和高血压组尿蛋白与尿微量白蛋白，并与全自动生化分析仪检测24小时尿微量白蛋白进行比较。

Reviews the removal methods of formaldehyde, including physical adsorption method , chemical method and biological method.

介绍了物理吸附法、化学法和生物法等去除甲醛的方法的研究概况，指出了今后的研究方向。

Can be used for chemical pulp, semi-chemical pulp production, can be used for mechanical pulp waste paper pulp production, is widely used in Liner Board, corrugated paper, cultural paper, newsprint, toilet paper production, especially in purification of waste pulp, semi-chemical method Straw better.

既可用于化学浆、半化学浆的生产，又可用于机械浆废纸浆的生产，广泛应用于箱板纸、瓦楞纸、文化纸、新闻纸、卫生纸的生产中，尤其是净化废纸浆、半化学法草浆效果更佳。

Hot cathode glow discharge chemical vapor deposition is a new method to deposit high quality diamond films with high deposition rate.

中文题名热阴极辉光放电及其等离子体化学气相沉积金刚石膜研究副题名外文题名 Study of hot cathode glow discharge and its plasma chemical vapor deposition of diamond films 论文作者白亦真导师金曾孙教授学科专业凝聚态物理研究领域\研究方向学位级别博士学位授予单位吉林大学学位授予日期2001 论文页码总数139，10页关键词金刚石膜薄膜制备热阴极辉光放电等离子体化学气相沉积馆藏号BSLW /2003 /TB43 /1 热阴极辉光放电等离子体化学气相沉积是我们建立的快速沉积高品质金刚石膜的新方法。

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。