查询词典 weldments

With the development of high technology of industrial production, the welding quality of thick wall weldments is becoming more and more important, which expands the applied range of SAW. The SAW seam tracking is the critical technology to prompt productivty and welding quality.

高技术工业生产对厚板焊接的质量要求越来越高，使埋弧焊具有日益广阔的应用前景，而埋弧焊的焊缝跟踪技术则是进一步提高焊接生产率和焊缝质量的关键。

In addition, the welding seam strength has been investigated by the method of fracture mechanics, and the software for calculating stress intensity factor at crack tip in weldments has been worked out by boundary element method.

作者还用断裂力学的方法，研究了机架的焊接强度。并用边界元法，编制了计算焊缝裂纹应力强度因子的软件。

It is doubtless that the research on damage behavior and ductile fracture of weldments with mechanical heterogeneity is practically significant for the assessment of the integrity of welded structures.

研究焊接接头这种力学性能不均匀体的损伤行为及韧性断裂，对于焊接结构的安全性评定，具有重要的理论与工程实际意义。

Ningbo Jingyi Machinery Co., Ltd. is one of the leading manufacturers of various types of sheet metal pressing parts, automobile parts and weldments for many famous domestic and foreign companies.

宁波璟译机械制造有限公司是以制造各类钣金冲压件、汽车零部件以及焊接件为主的生产型企业，集设计、开发、制造于一体。

Parts and Sheet Metal parts share a common icon as do Assemblies and Weldments.

Note 与组合和熔接一样，零件和板金零件也共用一个公用图示。

In this article, the welding problems of high strength steels are analyzed, and the welding materials of high strength steel and the effects of heat-input 、H、N and O for weldments are introduced.

对高强钢焊接问题进行分析介绍，主要阐述了高强钢焊接材料的发展现状，线能量、氢、氮、氧对高强钢焊缝金属性能的影响。

In this article,the laser speckle photography has been used for inspecting the thermal displacement s,which are generated in the weldments made from different metal materials in different temperature intervals.

本文用激光散斑照相法对不同金属材料焊接件在不同温度区间产生的热位移进行了实测，得到焊接部位的热位移随温度的升高而增大，其热应变及热应力亦随温度的升高而增大，且与理论中的分析相符。

In this article,the laser speckle photography has been used for inspecting the thermal displacements,which are generated in the weldments made from different metal materials in different temperature intervals.

本文用激光散斑照相法对不同金属材料焊接件在不同温度区间产生的热位移进行了实测，得到焊接部位的热位移随温度的升高而增大，其热应变及热应力亦随温度的升高而增大，且与理论中的分析相符。

Enough care must be paid while measuring the thresholds of weldments due to the wavy character of FCG rates.

由于焊接接头的裂纹扩展速率波动较大，测量门槛值时应特别小心。

After cooling for a period of time, the temperature distribution of the weldments shows that a lower temperature region exists at both ends, and a higher temperature region exists in the middle of the tube.

结果表明，在焊缝附近形成了一个&T&字形温度场；焊后冷却一段时间后，出现两端温度低、中间温度高的现象。

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