Ensure that you document the system and perform a mksysb before performing any maintenance activity.
在执行任何维护任务之前，一定要对系统进行文档记录并执行一个mksysb命令。
No lift-manufacturing unit shall borrow from other units the qualification certificate of conducting lift manufacturing, installation, renovation or maintenance activity.
电梯生产单位不得向其他单位转借从事电梯制造、安装、改造和维修活动的资质证书。
No lift-manufacturing unit shall borrow from other units the qualification certificate of conducting lift manufacturing, installation, renovation or maintenance activity.
电梯生产单位不得向其他单位转借从事电梯制造、安装、改造和维修活动的资质证书。
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