导言作为维修的一项最基本的任务,是保证生产所用的机械设备在下一次维修之前的整个期间顺利地发挥其功能。对于那些所用机械已经超过保证期的老厂而言,这项任务是尤应重视的。由于逐步增加设备输出能力时往往置设备 Introduction As one of the most basic tasks of maintenance, it is to ensure that the machinery and equipment used in the production will perform its functions smoothly throughout the period prior to the next maintenance. This task is of particular importance to those older plants whose machinery has been used beyond the warranty period. As the gradual increase in equipment output capacity often set equipment