The method was based on the reaction of the vitamin K_3 (menadione sodium bisulfite) or menadione with thiosemicarbazide to form an violet compound in alkaline medium.
本文基于维生素K_3（亚硫酸氢钠甲萘醌）或甲萘醌在碱性介质中与氨基硫脲生成紫色化合物的反应。
The lignin-based phenol formaldehyde (LPF) adhesive with high ratio of lignin to phenol and strong adhesive was prepared by using the wheat straw soda lignin (WSSL) phenolated in alkaline medium.
利用碱性条件下酚化改性的麦草碱木素代替部分苯酚制备了高木质素/苯酚比例和胶粘强度高的木质素酚醛树脂（LPF）胶粘剂。
The sealing structure was designed according to the working conditions of water electric tank in condition of alkaline erosive medium.
针对碱性腐蚀介质下水电解槽的工作条件，设计了其密封结构。
The kinetic and mechanistic features of DTA initiated aqueous polymerization of acrylamide (AM) have been investigated in an alkaline medium.
对DTA-丙烯酰胺（AM）组成的氧化还原体系在碱性介质中引发的丙烯酰胺自由基均聚合反应进行了系统研究。
The main existence of transition metals in highest oxidation state complex in crystalloid and alkaline medium and reaction activation center has been reviewed with 63 references.
对晶体和碱性介质中过渡金属超常氧化态配离子的主要存在形式和反应活化中心进行了综述，参考文献63篇。
The highest speed was obtained in acidic medium, while in neutral medium the speed was relatively slow and the lowest speed was in alkaline one.
在酸性溶液中沥青铀矿结晶速度快，中性中较慢，碱性中最慢。
The new method of determination of nitrogen content was established by directly determining the absorption of ammonia in the alkaline medium with atomic fluorescence spectrophotometer.
在碱性条件下，用原子荧光分光光度计直接测定氨的吸收，建立了定氮新方法。
The new method of determination of nitrogen content was established by directly determining the absorption of ammonia in the alkaline medium with atomic fluorescence spectrophotometer.
在碱性条件下，用原子荧光分光光度计直接测定氨的吸收，建立了定氮新方法。
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