临界质量 línjièzhìliàng critical mass Definitions Defs Origin Strokes Stroke Words Sentences Sents 临界质量 臨界質量 línjièzhìliàng critical mass the minimum amount of fissile material needed to maintain a nuclear chain reaction; the size or amount needed to maintain a venture or process
临界质量 臨界質量 línjièzhìliàng critical mass the minimum amount of fissile material needed to maintain a nuclear chain reaction; the size or amount needed to maintain a venture or process
