步法

By using conditional experiment,an optimum processing for preparation of sulfur dichloride was reached.

以工业硫磺和液氯为主要原料，一步法直接制备二氯化硫。

The production technologies of dimethyl ether at home and abroad were evaluated in this paper,respectively.

对国内外二甲醚生产技术进行了简要评述，认为一步法生产工艺比较适合我国的国情。

The traditional production process of dimethyl ether as the two-step method.

传统的二甲醚生产工艺称为两步法。

The first part in this dissertation is about multistep discretization of DAEs.

本文介绍的第一个方面是求解微分代数方程的多步法公式。

A two-step method of releasing and inner ebullition was used to intensify the process of extracting berberine in the plant of Rhizoma coptidis.

采用解吸？内部沸腾两步法强化植物有效成分提取，首先用少量低沸点解吸剂饱和植物组织，以使组织内部的有效成分充分解吸，然后快速加入温度高于解吸剂沸点的溶剂，使植物组织内部的解吸剂迅速被加热至沸腾，强化传质过程。

Tuberculosis antigens, Hermans' method to amplify a 245bp sequence of the insertion element IS986 and Eisenach' s method to amplify a 123bp sequence of the insertion element IS6110.among these five methods, Eisenach' s method is the best one, it is specific for M. tuberculosis complex.

发现其中Eisenach的方法具有结核杆菌复合群特异性，敏感性更高，可达10fg DNA，相当于1个结核菌，退火温度为69℃，接近引物延伸温度，便于二步法PCR操作。

Therefore the established one-step RT-PCR technique provided a sensitive, specific and reliable method for diagnosis and epizootic study of the BVDV.

初步结果表明所建立的一步法RT-PCR技术可用于牛病毒性腹泻／粘膜病的检测及流行病学调查。

Compared with standard Crank-Nicholsonscheme in the same computational time and resource, the method has two characteristics: small truncation error of in the transverse direction and high accuracy. It is a useful tool for designing optical waveguide devices.

与标准格式的有限差分光束传播法相比，该算法在几乎不增加计算时间和计算机内存资源的情况下，结合了道(来源：122eA22BC论文网www.abclunwen.com)格拉斯格式的有限差分光束传播法截断误差小和宽角多步法所具有较高精度的优点，是光波导器件理想的数值模拟工具。

Key words: avian influenza virus; one-step RT-PCR; diagnoses expeditiousness

禽流感病毒；一步法RT-PCR；快速诊断

We took the first new technology in the world to extract lanoline from the wool wastewater, reaching the national standard I of wastewater pollution.

我们的技术采用的是世界上第一条"一步法"从洗羊毛废水中直接提取精制羊毛脂的闭路循环生产系统新工艺，实现污水零排放，达到国家一级标准。

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。