nitrous oxide

英 [ˌnaɪtrəs ˈɒksaɪd]

美 [ˌnaɪtrəs ˈɑːksaɪd]

n.  氧化亚氮，笑气(旧时牙医用作麻醉剂)

医学化学

牛津词典

noun

• 氧化亚氮，笑气（旧时牙医用作麻醉剂）
  a gas used especially in the past by dentists to prevent you from feeling pain

英英释义

noun

• inhalation anesthetic used as an anesthetic in dentistry and surgery
  Synonym:laughing gas

双语例句

• This review highlights our recent studies on the epoxidation of propylene by nitrous oxide and oxygen catalyzed by iron-and copper-based heterogeneous catalysts.
  本文对作者等近年来开展的以一氧化二氮为氧化剂的铁催化体系和以氧气为氧化剂的铜催化体系的研究进展进行了综述。
• Fig.2.Enteric nitrous oxide production from goose during each life cycle expressed as per day per animal basis.
  图2。鹅之生命周期中肠内发酵氧化亚氮之排放情形以每日每只表示。
• The most flux of the propellant depends on the self-pressurizing ability of the nitrous oxide supply system.
  推进剂最大流量依赖于一氧化二氮供应系统自身增压能力。
• The effects of chlorothalonil on nitrous oxide and methane emissions from soils under anaerobic conditions
  厌气条件下百菌清对土壤N2O和CH4排放的影响
• The research emphasis is restartable nitrous oxide monopropellant thruster suitable for keeping the position and phase of small satellite.
  研究重点是可多次启动的一氧化二氮单元推进剂推力室，适用于小卫星的位置保持和相位保持。
• Nitrous oxide pollution of the atmosphere occurs usually from the nitration of cellulose and other organic materials.
  大气中的一氧化二氮污染通常由纤维和其他有机物质的硝化作用产生。
• Biogeochemistry of Methane and Nitrous Oxide in the Water and Sediments of JiaoZhou Bay
  胶州湾水体及沉积物中甲烷和氧化亚氮的生物地球化学研究
• Curbing nitrous oxide emissions would enhance the ozone layer's recovery.
  抑制氧化亚氮的排放将会促进臭氧层的恢复。
• Gases for electronic industry& Nitrous oxide
  GB/T14600-1993电子工业用气体氧化亚氮
• Clinical research of nitrous oxide inspiration combined with Anisodamine to relieve pain in the stage of labor
  氧化亚氮吸入联合山莨菪碱缓解产程中疼痛的临床研究