短語詞組短語liquid -nitrogen refrigerating 液氮制冷liquid steel nitrogen absorptionduring 鋼液增氮liquid stat nitrogen 液氮reserved in liquid -nitrogen 半量凍存liquid d nitrogen cryosurgical system 液氮冷凍手術(shù)刀liquid oxygen nitrogen distribution board 液氧氮配氣臺Strong Liquid -Nitrogen Eruptions 液態(tài)氮爆發(fā) 返回 liquid nitrogen