back migration
如果反扩散和自增湿产生的水的量不小于电迁移的量，就能实现自增湿操作。
If the water amount of back-diffusion together with that generated through self-humidifying is larger than that through electro-osmotic drag, then the fuel cell could operate stably.
youdao
应用推荐
模块上移
模块下移
不移动