zài / shuǐ / diàn / gōng / yìng / bù / zú / de / jì / jié / huǒ / diàn / kě / yǐ / bāng / zhù / wěn / dìng / diàn / wǎng在水电供应不足的季节,火电可以帮助稳定电网。During seasons when hydropower is insufficient, thermal power can help stabilize the grid.