短语词组短语Noble -Gas Compounds 稀有气体化合物noble fission gas 惰性裂变气体noble -gas adsorption to activated charcoal 惰性气体的活性炭吸附noble e gas 稀有气体Noble e Gas Notation 稀有气体元素noble e gas alser 惰情气体激光器 返回 noble gas