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
- I bet he used nitrous oxide.
他肯定用的是一氧化二氮。 - 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 - 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 - 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 - 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 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。 - 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。 - Animal excrement emits gases, such as hydrogen sulfide and ammonia, that poison the air around farms, as well as methane and nitrous oxide, which are major contributors to global warming.
动物的排泄物释放出的气体，例如氢化硫、氨气、污染了农场周围的空气，同时，甲烷和一氧化氮则是导致全球变暖的主要元凶。 - 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 - 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。