Heller Training - 第88页
Proprietary and Confidential Information
Proprietary and Confidential Information
1；周保养或186h 吸尘器，镊子，抹布，溶剂，黄油，八号套筒扳手
2；月保养或2500h 吸尘器，镊子，抹布，卷尺，秒表，溶剂，黄油
3；半年保养或15000h 流量计，万用表，黄油，抹布，
4；年度保养30000h RTV
Proprietary and Confidential Information
Proprietary and Confidential Information