Under the condition of competitive generation market, spinning reserve is an important ancillary service, its cost analysis is a problem needed to be urgently resolved.

在竞争的发电市场环境下，备用作为一种重要的辅助服务，其成本分析是一个急待解决的问题。

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The question is, does a commercial cargo service from China to Spain – especially one whose maiden voyage to Madrid included a container filled with kids' spinning tops – make economic sense?

问题在于，这项从中国到西班牙的商业货运服务——尤其是考虑到这趟前往马德里的处子秀包括一个装满儿童陀螺玩具的集装箱——真的能产生经济效益吗？

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How to use the spinning rotor gauge correctly to prolong its service life and guarantee the precision of its reading are described.

重点介绍了如何正确使用磁悬浮转子规，确保磁悬浮转子规的使用寿命和读数精度。

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