nitrous oxide
英 [ˌnaɪtrəs ˈɒksaɪd]
美 [ˌnaɪtrəs ˈɑːksaɪd]
n. 氧化亚氮，笑气(旧时牙医用作麻醉剂)
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
双语例句
- Comparison of epidural blockade or nitrous oxide inhalation for labor analgesia
硬膜外阻滞与氧化亚氮吸入用于分娩镇痛的比较 - Effect of water management of late stage of rice growth on methane and nitrous oxide emissions
水稻生长后期水分管理对CH4和N2O排放的影响 - Effects of antecedent water regimes on nitrous oxide emission from an arable soil
前期不同水分状况对土壤氧化亚氮排放的影响 - The study also noted that there was a large difference in particulate matter between the north and south, but not in other forms of air pollution such as sulfur dioxide and nitrous oxide.
该研究还指出，南北之间在颗粒物上有很大的差异，但在其他形式的空气污染，如二氧化硫和氮氧化物上并没有这种差异。 - Effect of C/ N Ratio on Nitrous Oxide Production During Denitrification with Different Electron Acceptors
不同电子受体反硝化过程中C/N对N2O产量的影响 - 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。 - Supplies of nitrous oxide for surgical anaesthesia will run out in two weeks.
对手术麻醉药供应将在两周内用完。 - A study on the performance of an auto-cascade refrigeration system with nitrous oxide mixtures as refrigerants
采用N2O的混合工质在自复叠制冷系统的性能研究 - Nitrous oxide ( N2O) is the third green house gas ( next to CO2 and CH4) and using the modified urea is an important way to reduce N2O release from cultivated land.
N2O是仅次于CO2和CH4的第三种温室气体，改性尿素是减少农田N2O排放的一种重要途径。 - Nitrous oxide may be used with advantage during surgical operations in which no great amounts of blood are lost.
外科手术中使用一氧化一氮可以防止大量失血。