他们转而尝试延长现有设备的使用寿命。
Instead they are trying to make their existing sets of wheels last longer.
在迁移到新服务器之前，花些时间从现有设备获得所有配置参数。
Before moving over to the new server, take the time to get all the configuration parameters from the existing devices.
哈格尔施泰因和吴等人不是对现有设备进行改善，而是另起炉灶。
Hagelstein, Wu and others started from scratch rather than trying to improve the performance of existing devices.
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