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Facing to the key problems in computer vision measurement, for example, the method of laser strip image processing, the algorithms of extracting"feature point"of joint, the method of structure light sensor design and so on, comprehensive studies are down on both theory and in practice.

本文在对常用的焊接接头跟踪方法进行系统研究的基础上，选择结构光视觉的方法来检测和跟踪焊接接头；并针对视觉传感器的结构光图象处理方法、焊接接头特征点提取算法和结构光传感器的设计方法等进行了大量的研究，成功地研制出一套多道焊焊接接头跟踪控制系统。

Objective: To study the methods for extracting conditions and isolation of nucleosides from cultured Cordyceps militaris stroma.

目的 ：研究人工培养蛹虫草子座中核苷类化合物的提取条件和分离方法。

Different water bath and bath-time on the extraction plants in leaf protein Abstract :In the water bath for 70,80,90 ℃ for not using hot water bath time extracting heat No.2 Stylo leaf protein, and in which the crude protein content .

不同水浴温度和水浴时间对提取柱花草叶蛋白的影响摘要：在水浴温度为70、80、90、100℃条件下用不水浴热时间提取热研2号柱花草叶蛋白，并测定其中粗蛋白质的含量。

The goal of this item is to improve the whole process of recognizing and extracting road layer from raster map, and to make the whole process as a closed feedback system with output measurable, state controllable and recognition subprocess optimally adaptable.

本研究目标为：改进对栅格交通地图道路信息的识别抽取全过程，使之成为一个输出可测、目标可控、识别过程可自适应优化的闭环反馈识别系统。把对不同图层的识别过程作为并联的子过程控制对象，所构建的整体系统实现了其道路网络输出成为可测变量。

Extractable P, K were determined by extracting a subsample of soil of each plot with a double acid extraction.

各小区子土样用双酸提取液提取，测定可浸提磷和可浸提钾。

For the particularity of faecal sample, the quality and quantity of DNA extracted from faecal samples can be affected by may factors, such as sampling, preservation, subsampling, preprocess, extracting and PCR.

粪便DNA的获取不仅与提取方法有关，还受到样品采集、保存、二次取样、预处理等相关环节的影响，对其中任一环节的忽视都会导致试验达不到理想效果。

As an important component among information acquisition methods, the requirement for high quality auto-summarization system also becomes more urgency. To fulfill this requirement, an adapted Dotplot methods based on word sense quantization model is firstly provided to address the problem of subtopic segmentation. Then a multi-knowledge-sources-integrating model is constructed, which combines the results of rhetorical structure analyse, text content structure analyse and subtopic segmentation together and provides clues for abstract sentences extracting.

第四，互联网的普及增加了人们对信息获取速度、准确率的要求，也推动了人们对自动文摘系统的需求，为了进一步改进现有文摘技术，本文首先研究了基于语义量化模型的改进Dotplot隐式章节划分算法，然后通过加权有向图来构造了一个多知识源融合模型，模型能够融合文本修辞结构分析、内容层次结构分析以及隐式章节划分等多种知识源的分析结果，并以此为基础建立文摘语句的抽取算法。

This paper studies the technology of extracting pectin from different materials,such as orange peel,Chinese flow-ering quince,sunflower plate,broken sugar cane bits,pine bark,and watermelon rind;and illustrates the application of new techniques membrane separation technology ,microwave,etc.

对不同原料(柑桔皮、木瓜、向日葵盘、甘蔗渣、松树皮和西瓜皮)中果胶的提取进行了简要介绍，同时阐述了果胶生产过程中新技术的应用及对果胶产品质量的影响

The result shows:(1) The value of pH of solution should be adjusted with phosphoric acid and sulphurous acid (1:2) at extracting pectin from apple pomace,and the pectin with the best color and quality was obtained.

研究结果表明：①用本试验所用的果渣提取果胶，应选用H_3PO_4和H_2SO_3混合酸(1：2)作为萃取剂调节溶液的pH值，所得粗果胶无论是产率还是色泽都优于其它酸萃取的效果。

The proposed scheme is achieved by extracting the support of an indicator function on a sampling domain containing the penetrable object as a visualization of the unknown object where the indicator function has noticeably different values inside and outside the penetrable object.

这个算法的一个特别吸引人的性质是不需要关于障碍物的任何几何和物理的先验信息，并且只需要散射场在某个有限孔径中若干个入射和测量方向上的远场信息，即可得到可穿透目标的一个很理想的可视化。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。