对安全功能进行翻新改造通常都是达不到目的的。
Security that is retrofitted is usually woefully inadequate.
对部门计划中的改造项目进行质量、进度、安全管理，作好协调工作。
Be in charge of management and coordination for quality, schedule, safety of renovation project.
改造也可以使之与不断变化的联邦和各州的安全法规旧设备。
Retrofits can also bring older equipment into compliance with changing federal and state safety regulations.
原系统改造后，故障率大大降低，保证了安全生产。
After retrofit of the existing system, safety production is ensured with lower fault rate.
原系统改造后，故障率大大降低，保证了安全生产。
After retrofit of the existing system, safety production is ensured with lower fault rate.
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