The rolling mill rolling precise stainless steel pipe forms a complete set for the electric power installation.

轧机轧制的精密不锈钢管为电力设施配套。

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The relay protector is an extremely important installation to the stability of the operation of the whole electric power system as well as the protected electric facilities.

继电保护装置对整个电力系统的稳定运行以及被保护的电气设备都是极端重要的设施。

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There will soon be a hybrid installation (solar panels plus a small windmill) to provide off the grid electric power.

不久这里将添置一套混合能源系统（太阳能电池板加一个小型风车）以提供离网电力。

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