single extraction

Results were as follows: 1. With comparison, it has been found that modified-SDS method is suitable for RNA extraction from single apple bud and the Chinese jujube flower bud. More and high quality of RNA is obtained by this method. 2.

主要研究结果如下：1通过试验比较，得到了适合苹果单芽和枣花蕾RNA的提取方法&SDS法，并经过分别改良获得了较多和高质量的RNA。

To design single-factor experiments and orthogonal test, in the purpose of choosing an optimum technology which not only can maintain the good biological activity of Agrocybe cylindracea Polysaccharide ( ACP) but also can improve its extraction yield.

本研究以茶树菇为材料，设计单因素试验和正交试验，选取既能很好保持茶树菇多糖（Agrocybe cylindracea Polysaccharide简称ACP）生物活性又能提高茶树菇多糖得率的最佳提取工艺组合。

Determination of Phosphorous in Tin Bronze, Brass and Electrolytic Copper with Single Extraction Molybdenum Blue Method

一次萃取钼蓝法测定锡青铜、黄铜、电解铜中的磷

The single-step balance extraction rate is 81.12%, and toosendan can be extracted completely by 5-step extraction.

用氯仿萃取法对川楝素进行分离提纯，可得到纯度为81.02%的川楝素。通过对萃取过程的分析和计算，其单级平衡萃取率为81.12%，用5级萃取能基本萃取完全。

The optimal extraction parametersand the extraction rate were studied by single factor and orthogonal experiments.

采用单因素和正交实验确定了最佳提取条件.

The optimal extractionand the extraction rate of pectin were discovered by single factor and orthogonal experiments.

采用单因素和正交试验确定了最佳提取条件.

Extraction of Conicoid from the Gray Level Image of Its Single View

从单幅灰度图象复原二次曲面体

Using 1 % calcium oxide has more single caffeine production rate, extraction rate and purity.

1%氧化钙水溶液单纯提取咖啡因的得率 、 提取率和纯度较高.

Based on the effective extraction of the single pulse waveform, two pulses identification methods ( a) adaptive clustering algorithm and three-dimensional distribution ( b) synthetic features extraction in time and frequency domain are proposed.

在有效提取单脉冲波形的基础上，提出了两种脉冲识别方法分别为基于自适应聚类及三维谱图的脉冲识别方法和基于时频联合特征提取的脉冲识别方法。

The Extraction Technology of Pumpkin Seed Oil by Single-phase Solvent Method

单相溶剂法萃取南瓜籽油的工艺研究