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- active hydrogen compounds 活泼氢化合物
- active hydrogen compound 活泼氢化合物
- The yield of the reaction was determined using chemistry titration by which the unreacted active hydrogen was detected. 采用化学滴定法测定了未反应活泼氢的质量分数，从而确定了含氢硅油中活泼氢的转化率。
- On the basis of the features of active hydrogen atom and the literature reports,the general formula of glyphosate is given. 归纳了草甘膦的性质，并根据草甘膦分子存在着活泼氢原子和基团的特点，结合文献中各取代物的报导情况，提出了草甘膦及其衍生物的通式。
- The factors, which may affect the production of diamond films, have been discussed, such as source of carbon in gas, substrate in solid and active hydrogen molecules and atoms. 阐述了在金刚石薄膜生长过程中气相碳源、固相基底以及激活氢分子与原子对生成产物的影响。
- One, introductive 20 centuries 30 time are German the aggregate reaction that discovered ester of different cyanic acid and lively hydrogen compound, initiated polyurethane industry times thereby. 一、前言二十世纪30年代德国人发现了异氰酸酯与活泼氢化合物的聚合反应，从而开创了聚氨酯工业时代。
- The reason for the increase of desulfuration effect of modification by Zn-Al gel may be that the zeolite by modification enhances the supply ability of active hydrogen, which promotes saturation and cracking of thiophene. Zn-Al改性能增加分子筛的脱硫效果，其原因可能是增加了分子筛的供氢能力，形成表面活性氢，促使噻吩饱和、开环裂化。
- Hydrogen donor can provide active hydrogen atom to postpone or control the forming of the second liquid phase and effectively restrain the coking when catalyst and hydrogen were absent. 供氢剂在无催化剂和氢气存在条件下 ,可提供活性氢原子推迟或阻止第二液相的形成 ,有效抑制生焦 ;
- After the oxidation of carbon black with hydrogen peroxide, hydrophilic group was introduced onto carbon black surface by the grafting reaction of carbon black with the active hydrogen of p-PS. 用过氧化氢氧化炭黑以后，通过对苯酚磺酸(p-PS)羟基邻位的活泼氢与氧化炭黑的接枝反应，在炭黑表面导入亲水性基团。
- When trimethylsilyl is used to substitute the active hydrogen in amido,the intermediate having high chemistry stability can be obtained without effecting the other reactive groups. 即用三甲硅基取代有机化合物氨基中的活泼氢后，获得高化学稳定性的中间产物且不影响其他基团的反应活性。
- The article describes mechanism of activating hydrogen peroxide bleaching about new bleaching auxiliaries, research and development, and preliminary using trend. 阐述了新型过氧化氢助漂剂活化过氧化氢漂白的原理、研究与发展,及初步的应用趋势。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- reacting the reactive resin with the compound having an active hydrogen group; 反应的树脂与含活性氢基的化合物进行反应；
- determination of active hydrogen 活性氢含量测定
- apparatus for determination of active hydrogen 活性氢定量装置
- Determination of Extracting Carbon Hydrogen Compound in Beeswax by Using Active Aluminum Oxide as Adsorbent 活性氧化铝吸附法测定蜂蜡中碳氢化合物含量
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
