查询词典 welding seam

The metal near the welding seam become sensitized because of the heat in welding process,the bad quality of the material and material change that contains some concentration of ethylate amine and Cl-are considered as the reasons for the corrosion of pipe.

同时由于处理的原料中含有较高浓度的Cl-以及混入了一定浓度的二乙醇胺，加剧了碱渣装置的管线腐蚀；提出了相应的防护措施。

Keywords automatic welding;seam tracking sensor;photo battery;idler pulley

自动焊接；焊缝跟踪传感器；光电池；导轮

When the Al-Mg-Zr-Sc welding wire was used as filling material, the grains of welding seam were refined obviously, and the weld joint was greatly strengthened by forming of fine equiaxial grains layer in fusion zone.

结果表明：采用两种焊丝焊接的Al-Mg-Sc合金薄板的焊接接头强度系数均大于0.9。

When the Al-Mg-Zr-Sc welding wire was used as filling material,the grains of welding seam were refined obviously,and the weld joint was greatly strengthened by forming of fine equiaxial grains layer in fusion zone .

但采用Al-Mg-Zr-Sc合金焊丝为填充材料时，焊缝晶粒组织明显细化，熔合区形成的细小等轴晶层提高了基材与焊缝填充材料的结合力，焊接接头的屈服强度比采用Al-Mg-Zr合金焊丝为填充材料时提高了100 MPa，显著提高了Al-Mg-Sc合金焊接构件的许用强度，因此焊接Al-Mg-Sc板材更宜采用Al-Mg-Sc-Zr焊丝。

The test results indicate that T2 Cu/2A50 Al alloy must first be done by blacksmith welding, and then heated between 515℃ and 525℃ for 180 min, the sample pressure is offered by heating and insulation in the process through special fixture, the joints of T2Cu/2A50Al alloy with metallurgy bond can be obtained, and there is obvious welding seam in the interface.

试验结果表明，T2铜／2A50铝合金，采用先锻接，后加热到515~525℃之间，保温180 min，并在加热和保温过程中通过特殊的夹具提供给试样压力，能得到冶金结合的T2铜／2A50铝合金接头，接头界面处出现了明显的焊缝。

The defects, such as blowholes and incomplete penetration, occasionally appear in the welding process. These defects can affect the quality and the security of products. Therefore, defects detection in welding seam is extremely important.

在工业探伤领域，由于焊接过程出现的各种问题，会导致焊缝中含有气孔和未焊透等缺陷，影响产品的质量和安全，所以焊接图像中缺陷目标的检测十分重要。

In laser welding, focusing characteristic s of laser beam are the key factors in determining the quality of the welding seam.

激光焊接中，激光聚焦特性的好坏是影响焊接质量的关键因素。

The hardness of welding seam area depends on different welding wires.

焊缝区的硬度取决于不同的焊丝。

This proper technique helps to form good welding seam texture and improve mechanical properties of welding joint.

此工艺方法合理，获得了良好的焊缝组织和焊接接头力学性能。

Upon completion of the stator plate and the chassis seal welding, press kits and complete shielding shielding at both ends of the ring sets of welding seam, the overall response to leak detection to check the stator.

在完成定子封板和机壳的焊接，压入屏蔽套及完成屏蔽套两端的环缝焊接后，应对定子总体进行检漏检查。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。