Introduce the methods of testing and repairing the damaged trowel stick (grinding and chromeplate), and emphasize on the chromeplate, the method has wild practicability and craft reliability.

• 介绍对受损失效镗杆的检验及修复方法(磨削修复法,镀铬修复法),重点推介镀铬修复法。该方法实用性强,工艺可靠。