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- Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst. 以苯胺、邻硝基氯苯为原料,采用直接缩合法引入相转移催化剂合成邻硝基二苯胺。
- The comparison of results obtained by condensing method and naphthalene sublimation method is given.The results show that the difference of results obtained by both methods is small. 研究获得了顺排圆管涡产生器式强化芯板的性能指标,结果表明:蔡升华传热/传质比拟实验结果与真实的换热板芯凝结实验结果非常接近。
- The method seems good but it needs to be tried out. 这个方法似乎不错,但需要试验一下。
- The processes,characters and uses about the short chain and oligomeric agricultural ammonium polyphosphate are described by condensation method between phosphoric acid and urea. 重点介绍磷酸与尿素缩合法生产农用短链低聚磷酸铵的生产方法、性质、用途。
- Method: Fresh rat tail tendon was taken as raw material through emulsification condensation method to make curcumin monomer of the curcumin collage microparticles. 方法以新鲜的大鼠鼠尾肌腱为原材料,采用乳化缩聚法制备姜黄素胶原微球。
- I can't claim infallibility for this method. 我不敢说这方法绝对有效。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
- This study is focus on studying the structural and optical properties of GaN nanopowders that are synthesized by two kinds of gas condensation methods. 本实验利用两种不同制程的气凝法将奈米氮化镓沉积在液态氮冷凝阱上,收集此奈米粉进行更深入的光学及结构分析。
- Popularizing this new method is not an easy job. 推广这种新方法不是件容易的工作。
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- I have a simple and easy method. 我有个简易的方法。
- I went through by a summary method. 我成功运用了一个简易的方法。
- By this method, you obtain a good result. 用这种方法,你就会取得良好的结果。
- Many times has he tried that method. 那种方法他已经试验许多次了。
- Dynamic condensation methods for finite element models have been broadly applied in eigenvalue problems of large structures, test\|analysis\|model correlation and so on. 有限元模型的动力缩聚法已被广泛地应用到大阶系统的特征分析、试验-分析模型的相关分析等领域中。
- Our packing method shall be improved. 我们的包装方法应加以改进。
- His method of organizing the work is commendable. 他组织这项工作的办法是值得称赞的。
- We must get some method into our office filing. 我们必须把公文归档工作弄出些条理来。
- He prepares to go mad with fixed rule and method. 他准备对死板的规则与方式大闹一番。
- You'll find little system in his method of work. 他的工作方法无甚条理。