On the utilization of hellogh and easy to damage, failure of equipment easy to do a good job tracking the diagnosis should be changed after the repair to preventiverepair.
对哄骗率高、易损坏、易出故障的装备 应做好跟踪诊断，变事后修理为预防性修理。
2
Traditional repair and preventive maintenance services including replacement parts and engineering changes necessary to preserve technology.
提供传统维修和预防性维护服务，包括为保护技术而进行的必要零件更换和工程变动。
3
To execute preventive maintenance and repair in accordance with the guideline by engineer and manufacturer's recommendations.