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
- 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。 - 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。 - 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。 - Experimental Study on Nitrous Oxide Formation during Char Combustion under Fluidized Bed Conditions
焦炭流化床燃烧条件下氧化亚氮生成机理的实验研究 - Investigation of the Reaction Process for One-Step Oxidation Benzene to Phenol with Nitrous Oxide in a Fixed Fluidized Bed
固定流化床中N2O一步氧化苯制苯酚的工艺条件研究 - 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 - 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。 - 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 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 - 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