This directory server is shutting down, and cannot take ownership of new floating single - master operation roles.

这个目录服务器已关闭, 并且不能接受新的浮动单主机操作角色的所有权.

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The typical application of AC inverter in master operation of iron and steel industry was introduced.

介绍了交流变频装置在钢铁工业主要工序中的应用典型.

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