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
- 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。 - 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。 - Coal plants and steel mills are investing in carbon capture technologies and processes that can reduce emissions of sulphur and nitrous oxide.
煤炭厂家和钢铁厂正投资于碳捕捉技术以及能够减少硫磺和一氧化碳排放的工艺流程。 - I bet he used nitrous oxide.
他肯定用的是一氧化二氮。 - 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。 - 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。 - 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 - 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。 - 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 - 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