self purging cell

英语单词... ... selenium photoelectric cell 硒光电管[池] self-purging cell 自动净化池 self-sealing fuel cell 自封闭燃料箱 ...

... "self-propagating reaction " 自传播反应" "self-purging cell " 自净化槽" "self-purification of water body " 水体自净" ...