A variety of other daemons and utilities also exist for managing the switch (particularly from the perspective of OpenFlow).

还存在各种其他的守护程序和实体，用于管理交换机(特别是从openflow方面)。

youdao

The fuel that powered the U.S. from the industrial revolution into the iPhone era is being pushed aside as utilities switch to cleaner and cheaper alternatives.

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This spending is discretionary, the authors note, because utilities can just switch to gas instead.

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Electric utilities that can switch to natural gas are switching.

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