线上移动式接触焊施工技术及费用分析

TECHNIQUE AND EXPENSES OF LINEARLY MOVABLE CONTACT-WELD

本文介绍了大陆首次采用的线上移动式接触焊施工技术,结合广州地铁二号线施工监理的实践,对两种焊轨方案进行了技术比较和经济分析,提出其应用价值和完善该技术的建议。

The technique of linearly movable contact-weld is introduced which is first used in the mainland. Both project of weld are technically compared and economically analyzed according to the watching practice in Guangzhou Metro Line 2. Finally the available value is presented and the suggestion of updating is given.