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四氧化锇是一种贵而毒性大的试剂。Osmium tetroxide is an expensive reagent with great toxicity.

介绍了四氧化二氮毒气浓度监测仪的设计思路和组成结构。The design and Structure of nitrogen tetroxide concentration monitor are introduced.

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介绍了四氧化三锰的制备、检测方法及其相关理论研究。The methods of preparing and measuring of trimanganese tetroxide are introduced in the paper.

该课题的研究对于提高发射场四氧化二氮质量控制水平具有十分重要的意义。This study is significant for enhancing the quality control of the nitrogen tetroxide on launch site.

该反应所用的催化剂是由四氧化锇与手性配体配位形成的。The chiral catalysts employed in the AD reactions are complexes of osmium tetroxide with chiral ligands.

该反应所用的催化剂是由四氧化锇与手性配体配位形成的。The chiral catalysts employed in the AD and AA reactions are complexes of osmium tetroxide with the chiral ligands.

为了解决这一问题,科学家探索了多种回收手性配体和四氧化锇的方法。To solve this problem, several methods have been introduced for the recovery and reuse of the ligands and osmium tetroxide.

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在金属锰粉悬浮液法制备四氧化三锰过程中存在氧气利用率较低的情况。The oxygen utilization rate is low in manganese tetroxide preparation by metallic manganese powder suspending liquid process.

讨论了自行建立的核磁共振法测定四氧化二氮中相当水含量测量不确定度的影响因素,并对各不确定度分量和测量结果的不确定度进行了评定。The influencing factors of uncertainty of measurement for determination of equivalent water content in nitrogen tetroxide by NMR method we established were discussed in this paper.

本文采用四氧化钌固定法电镜下观察板层状鱼鳞癣病人角质层细胞间脂质的结构。The skin biopsy specimen from patient with lamellar ichthyosis was assessed by electron microscopy, using ruthenium tetroxide post-fixation to visualize the intercellular lipid membrane domains.