查询词典 weld seam

The cause of the weld seam leakage of the diffusing pipe in the 1st- stage evacuator of the vacuum tower of 1# atmospheric-vacuum distillation unit in Shengli Refinery of Qilu Petrochemical Company was analyzed.

分析了齐鲁石化公司胜利炼油厂第一常减压蒸馏装置减压塔一级抽空器扩压管焊缝泄漏的原因，阐述了利用搪瓷技术解决泄漏问题的方法，从而满足了装置长周期运行的需

The fatigue fracture reason of the weld seam at the back supporting rod of the main reductor of an aircraft has been analyzed by fractography and metallographic test.

谢明立，张，习年生［摘要］对某飞机主减速器后撑杆焊缝疲劳断裂原因作了分析。

High technology,through the image process of inner weld seam temperature distribution to identify the tolerance between the arc center and skelp joint gap accurately and timely.

利用彩色摄象机做为温度传感器，采用热模拟技术，CAGD高新技术，通过对内焊缝背面温度场分布情况进行图象处理，从而准确、及时地识别出电弧中心与板缝合口的偏差量，经步进电机随时调整。

Apply color camera as a temperature sensor,adopt heat analog technology,CAGD etc. high technology,through the image process of inner weld seam temperature distribution to identify the tolerance between the arc center and skelp joint gap accurately and timely.

摘 要 利用彩色摄象机做为温度传感器，采用热模拟技术，CAGD等高新技术，通过对内焊缝背面温度场分布情况进行图象处理，从而准确、及时地识别出电弧中心与板缝合口的偏差量，经步进电机随时调整。

The paper described the reliable weld seam tracking system based on dynamic mask match for spirally tubes.

设计一种基于动态模板匹配的焊缝自动跟踪系统。

This paper analyzes the cause of small concaves around the welding seam in the long rail of Guangzhou Metro Line 2, and presents preventive measures, such as increasing the under layer of the rail, limiting the weld seam, lowering the welding temperature etc.

摘要结合广州地铁2号线接触焊焊接长钢轨的实践，分析了产生焊头表面小凹痕的原因，提出改变垫高钢轨的方式、缩小正火範围、降低正火温度、限制接头错牙量等预防措施。

Radiographing a weld seam of catalogue A with 48mm of plate thickness tow slag line of 14mm and 13mm in length with interval 70mm are revealed on the radiograph, weather the weld seam is acceptable or not (the length of the film is 300mm)?

48mm板厚的A类焊缝射线探伤，底片上发现了二个14mm和13mm长的线状夹渣，两者间距为70mm，该焊缝是否合格(胶片长为300mm)？

Structured-light visual sensor used to obtain images of weld seam plays an important role in seam tracking system.

结构光视觉传感器是视觉焊缝跟踪系统获得焊缝信息的重要组成部分，其测量误差与性能对焊缝跟踪系统的总体测量精度及可靠性有着直接影响。

Design of weld seam tracking fuzzy controlling system with self-adjusting parameters in arc welding;2. The present research status of the weld seam tracking technology was introduced in this paper.

介绍了焊缝跟踪技术的研究现状，分析了用于焊缝检测的传感器工作原理及其优缺点，重点论述了基于机器视觉的焊缝跟踪系统的硬件组成和图像处理的工作流程。

According to the location and shape the information of weld seam defects, the weld seam is caught on high frequency enhancement,a method of simple and effective detection is proposed.

对焊缝部分应用高频加强变换，根据焊缝缺陷在图像上的位置和形态信息提出检测的简单有效方法。

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