gōng / zuò / rén / yuán / zhèng / zài / shēng / jí / diàn / lì / wǎng / yǐ / tí / gāo / gōng / diàn / de / wěn / dìng / xìng

工作人员正在升级电力网，以提高供电的稳定性。

Workers are upgrading the power grid to improve the stability of electricity supply.