提取

We have proposed a novel method to extract ruled surface from mesh model.

提出一种基于直母线族提取与拟合的网格模型直纹面提取方法。

The effect of different temperature and concentration of NaOH on the extraction of total saccharide from Grifola frondosus was compared and the composition of total saccharide was analysed in this paper.

本文比较了不同浓度及温度的NaOH溶液对灰树花总糖提取的影响，并初步分析了灰树花总糖的成分，为今后灰树花总糖的提取工艺及其抗癌作用的进一步研究提供了依据。

This research has compared the classic extraction method and the salting out method of spider genome DNA.

昆虫基因组DNA的提取是对昆虫在分子水平上进行研究的关键，提取的DNA的纯度、浓度及结构的完整性是进行基因工程各项研究所必需的条件。

Tseng resource, The extraction, purification and determination of saponins in Ilex Kudingcha C.J.Tseng were firstly researched, a RP-HPLC method was established for determination the content of oleanolic acid and ursolic acid in Ilex Kudingcha CJTseng simultaneously. At the same time, the technical parameters of sapogenin extraction sapogenin and the solvent system of HPTLC for separation the sapogenins was seeked. The main results are as follows:1. A spectrophotometric method was established for quantitative determination the total content of saponins in Ilex Kudingcha C.J.

为了推进苦丁茶化学成分生物活性研究，挖掘该植物的药用价值和为其资源的综合开发应用提供科学依据，本文研究苦丁茶皂苷的检测方法、探讨苦丁茶皂苷的提取纯化条件、建立HPLC法同时检测熊果酸和齐墩果酸的含量、摸索苦丁茶皂苷元的提取工艺参数并确定苦丁茶皂苷元薄层层析的溶剂体系。

In this paper, aiming at the extraction of Sargassum fusiorme polysaccharide, experiment factors and levels were firstly selected by one-factor tests. Next, on the basis of this and according to the Box-Benhnken center-united experimental design principles, the method of response surface analysis with 3 factors and 3 levels was adopted.

针对羊栖菜多糖的提取，通过单因素实验选取实验因素与水平，根据Box Benhnken的中心组合实验设计原理，在单因素试验的基础上采用三因素三水平的响应面分析法，依据回归分析确定各工艺条件的影响因子，以多糖提取率为响应值作响应面和等值线图。

According to the characteristics of SDF extraction process of soybean dregs, thepan membrane module is applied in the ultrafilteraion of SDF.

通过对豆渣SDF提取工艺的特点的研究，采用平板式膜组件，选用聚砜膜对豆渣SDF的提取液进行超滤。

Methods: the sample DNA was extracted from periodical blood by rapid-salt-method or by traditional phenol-chloroform method from amniotic fluid, and the PCR-SSP based methods were introduced to designate the genotypes of ABO blood group, HAB secretor status and MN blood group.

采用快速盐析法提取外周血标本中的DNA或用经典的酚-氯仿法提取羊水标本中的DNA。

Microwave-assisted extraction of pectin from shaddock peel was studied with single-factor method and orthogonal method.

采用单因素试验和正交试验，对微波协同提取柚皮中果胶的提取工艺进行优化研究。

The extraction and decoloration technology of water insoluble dietary fiber from residue of shaddock peel after the extraction of pectin were studied.

研究了从柚皮提取完果胶的残渣中提取水不溶性膳食纤维的工艺，同时对IDF的脱色工艺也进行了研究。

Extracted by ultrasonic extraction of non-deal with the past shell bean, untreated mung bean shell, shell-rich GABA deal with mung bean, mung bean processing GABA-rich shell, Se treatment Peeled mung bean, mung bean shell six kinds of material dealing with selenium-rich antioxidant capacity 0.40,0.79,0.66,0.77,0, respectively.

超声波提取法所提取到的非处理过去壳绿豆、未处理过绿豆壳、富GABA处理去壳绿豆、富GABA处理绿豆壳、富硒处理去壳绿豆、富硒处理绿豆壳六种物质抗氧化能力分别为0.40、0.79、0.66、0.77、0.71、0.87。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐