查询词典 tack welding

Be responsible for the inspection of piping welding and examining the welders' certificate.

负责管系的焊接检验、报验及焊工资质的检查。

The all measurement and inspection equipment is almost supplied including the verniers 、 depth meters 、 inside and outside diameter micrometers 、 tachometers 、 line hammers and welding angle meters etc measurement instrument and various special measurement tools 、 test fitting 、 pressure-test equipment such as ultrasonic thickness gauge 、 painting thickness gauge 、 XXG-3005 type industrial detector etc.

公司计量检测设备基本齐全，配有游标尺、深度尺、内外径千分尺、转速表、线锤、焊角规、温度计、露点仪等计量器具和造船必须的各种专用测量器具、试验装置、试压设备如超声波测厚仪、涂层测厚仪、 XXG-3005型工业探伤机等。

Chen Rong in plastic welding and ultrasonic applications has a very advanced technology and rich experience in the industry.

晨荣在塑料焊接及超声波应用领域有着非常领先的技术和丰富的行业经验。

Due to very short time in welding and the large cooling rate of the joint, the transformation of austenite in the nugget suppresses, and the microstructure of the nugget refines remarkably, the microstructure of HAZ uncharges.

由于储能焊极短的焊接时间和大的冷却速率，熔核中奥氏体组织来不及长大，使得接头组织得到显著细化，热影响区组织未发生明显变化。

On the basis of standard drawing of 16m T-beam bridge, one 4 m prefabricated concrete model T-beam bridge by using of welding steel plate was designed.

以16m跨径的T梁桥标准图为基础，按1：4的缩尺比例，采用焊接钢板的连接方法设计了一座5片T梁桥模型。

the intake tower is located in the traffic bridge on the left bank power station gongboxia imports spillway tunnel, bridges with a rib plate for the t-beam, long 20m, bridge steel welded joints has become one of the difficulties of the installation: space narrow, steel-intensive, welding operation difficulties.

进水塔交通桥位于公伯峡电站左岸泄洪洞进口，桥梁为带有肋板的t型梁，长20m，桥梁钢筋接头的焊接成为安装的难点之一：空间狭窄、钢筋密集、焊接操作困难。

China Water Conservancy and Hydropower 3rd Engineering BureauLanzhouGansu730010The intake tower is located in the traffic bridge on the left bank power station Gongboxia imports spillway tunnel, bridges with a rib plate for the T-beam, long 20m, bridge steel welded joints has become one of the difficulties of the installation: space narrow, steel-intensive, welding operation difficulties.

进水塔交通桥位于公伯峡电站左岸泄洪洞进口，桥梁为带有肋板的T型梁，长20m，桥梁钢筋接头的焊接成为安装的难点之一进水塔交通桥位于公伯峡电站左岸泄洪洞进口，桥梁为带有肋板的T型梁，长20m，桥梁钢筋接头的焊接成为安装的难点之一：空间狭窄、钢筋密集、焊接操作困难。

China Water Conservancy and Hydropower 3rd Engineering BureauLanzhouGansu730010The intake tower is located in the traffic bridge on the left bank power station Gongboxia imports spillway tunnel, bridges with a rib plate for the T-beam, long 20m, bridge steel welded joints has become one of the difficulties of the installation: space narrow, steel-intensive, welding operation difficulties.

进水塔交通桥位于公伯峡电站左岸泄洪洞进口，桥梁为带有肋板的T型梁，长20m，桥梁钢筋接头的焊接成为安装的难点之一期刊文章分类查询，尽在期刊图书馆进水塔交通桥位于公伯峡电站左岸泄洪洞进口，桥梁为带有肋板的T型梁，长20m，桥梁钢筋接头的焊接成为安装的难点之一：空间狭窄、钢筋密集、焊接操作困难。

Welding arc is melting their contact point, a V grooved ceramic block or perpendicular pair of rectangular blocks can be fixtured to provide support.

为了减少焊接电弧熔化结点而造成的对接难度，建议安装一个V形陶瓷块或一对垂直的矩形块来协助焊接。

At present, brazing technology are widely adopted at home and abroad . In order to verify the availability and applicability of pulse Nd:YAG laser-welding, a comparison is made between the new technology and the present technology in such aspects as the dismantled torsions, the microstructure and the micro-hardness of the weld area and the heat-affected zone, the maintenance of fabrication precision and assembling precision of the components.

本文首次采用灯泵Nd：YAG脉冲激光进行焊接试验，并和硬钎焊获得的拆卸扭矩、焊缝金相组织、显微硬度等进行了综合对比，结果表明，激光焊接能很好地保证支架和支架轴固有的机械性能、耐磨性、加工与装配精度；激光焊连接可靠，耐拆卸扭矩大，符合整体结构性能要求；焊后无需后续处理，可以作为最终工序，验证了激光焊接的有效性、适用性。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。