welding backing的例句大全

This welding backing is specially designed for hand holes and manholes welding.

本衬垫适用于入孔,出孔的焊接使用.

Through the welding technology experiment about rear forcible figuration with ceramic backing, lux-cored wire, and mixed gas shielding, the influences of main normative parameters and technical factors on rear figuration were analyzed.

通过对陶瓷衬垫药芯焊丝混合气体保护背面强制成形的焊接工艺试验，分析了主要规范参数和工艺因素对背面成形的影响。

Research on welding technology of sand mould backing

背衬砂垫焊接工艺的研究

The procedure parameters to keep smooth bead on both sides with single side welding for the sheet, groove size of backing, assembly gap, traverse tolerance between wire and workpiece are all determined by experiment.

通过工艺试验，确定了保证薄板单面焊双面成形、光滑均匀的工艺参数范围、背面垫板凹槽尺寸、工件装配间隙、焊丝和工件的横向偏差量等。

Cause Study of Porosities Formation in Semiautomatic CO_2 Arc Welding by One Side with Ceramic Backing Strip PROTECTION OF MARINE SHIPS: STATE OF THE ART IN CHINA

船舶焊接CO2气体保护单面焊气孔成因探讨

Investigation into Backing Weld Procedure Technique of All-position Narrow Gap and Thick-walled Pipe Welding

管道全位置焊接打底焊工艺研究

The methods that can be used are: improve the cope hole; deal with the backing strip used for beam flange; strict the requirements for welding; reduce welding defects; remove the cracked parts; partial substitution of components.

采用的方法有：改进焊接工艺孔、对梁翼缘焊接垫板进行处理、严格焊接工艺要求，减少焊接缺陷、清除含裂纹部分、构件部分替换。

In this weldability test, the weld defect is eliminated, and the welding quality and efficiency are improved by adjusting welding parameter, optimizing the groove size and enhancing the fabricating precision of the backing and the inner clapboard.

通过焊接熔透性工艺试验、调控焊接工艺参数、优选装配坡口尺寸、提高衬条及隔板加工精度，保证了电渣焊质量和焊接效率的提高。

The results show that welding with backing has lower dilution ratio of matrix than without backing.

实验结果显示,在稀释率方面,有水冷却对母材的稀释率较无水冷却时低.