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- indirect synthesis technique 间接合成法
- The synthesis technique of octreotide was optimized and magnified. 优化并放大了奥曲肽的合成技术。
- Recent progresses in the study on the conversion of syngas to ethylene glycol, including direct synthesis by syngas and indirect synthesis by methanol and formaldehyde or oxalate, are introduced. 摘要介绍了合成气合成乙二醇的工艺进展情况,包括合成气直接合成法、甲醇甲醛合成法和草酸酯法等。
- The optimal synthesis technique of yellowing inhibitor amino-TEMPO wasstudied on the first part of this paper. 本文研究合成返黄抑制剂多胺基TEMPO的各种影响因素,得出最佳工艺条件,并对产品进行结构分析。
- Recent progresses in the study on the conversion of syngas to ethylene glycol,including direct synthesis by syngas and indirect synthesis by methanol and formaldehyde or oxalate,are introduced. 介绍了合成气合成乙二醇的工艺进展情况,包括合成气直接合成法、甲醇甲醛合成法和草酸酯法等。
- The synthetic method of organotin compound has gone through the traditional indirect synthesis with Grignard.V reagent and direct synthesis with tin and hydroarbon substituted by halogen. 摘要有机锡化合物的合成经历了传统的格氏试剂间接合成法、利用金属锡和卤代烃的直接合成法两个时期。
- Frontal polymerization (FP) is a polymer synthesis technique that uses the exothermic reactions to form a self2sustaining wave. 波聚合是指靠自身反应放热产生的热波维持反应进行而将单体转化为聚合物的聚合方法。
- NiAl-CO3-LDHs/ -Al2O3 samples prepared using an in-situ synthesis technique are used as a precursor of NiO/ -Al2O3 catalysts. 本文以氨水为沉淀剂,通过控制电离平衡和配位平衡的移动,利用 -Al2O3载体的表面Al源,在其内孔表面合成了NiAl-CO3-LDHs微晶,成功地制备了孔径分布范围窄、比表面积大的NiAl-CO3-LDHs/ -Al2O3催化剂前体。
- Abstract: The synthetic method of organotin compound has gone through the traditional indirect synthesis with Grignard.V reagent and direct synthesis with tin and hydrocarbon substituted by halogen. 摘要: 有机锡化合物的合成经历了传统的格氏试剂间接合成法、利用金属锡和卤代烃的直接合成法两个时期。
- This paper uses orthogonal experiment to research on the synthesis technique of pseudo-ally lionone from citral and allylacetone. The product structure had analysed by IR. 利用正交试验法对柠檬醛和烯丙基丙酮合成假性烯丙基紫罗兰酮的工艺进行了研究,并用红外光谱对产品进行了结构分析和鉴定。
- This paper introduces the production situation of PTMEG, the synthesis technique by furfural method and the market situation at home and abroad are introduced too. 本文介绍了PTMEG产品的生产情况,糠醛法工艺合成路线以及国内外PTMEG市场情况,对前郭炼油厂PTMEG项目投资机会进行了分析。
- Dimethylethanolamine (DMEA) is an important chemical product, but there exists low yield disadvantage in its current synthesis technique because of many side reactions. 摘要二甲基乙醇胺(DMEA)是一种重要的化工产品,其现有的合成工艺由于存在副反应导致收率较低。
- The synthesis technique of polyesteramide are briefly discussed, and the study on structure - property relationship of polyesteramide are summrised in detail. 扼要介绍了聚酰胺酯的制备方法,重点讨论了聚酰胺酯的研究进展及其结构与性能的关系。
- In this paper, we have a brief review of APG,in which the Synthesis technique, mix making per-formance with other Surfactants and application of APG are involved. 本文简要介绍了新一代绿色表面活性剂烷基多苷的合成技术、物化性能,复配性能和应用领域。
- The synthesis technique of SE in toxic solvent N,N-dimethylformamide used at home and abroad was replaced by the aforementioned synthesis process which is simple,low-cost and easy for industrial production. 该合成工艺用丙醇作溶剂取代国内外沿用N,N-二甲基甲酰胺有毒溶剂的SE合成方法,工艺简单,生产成本低,易于工业化生产。
- His indirect way of telling me to leave annoyed me. 他那种不直截了当地让我离开的方式激怒了我。
- The thesis considered the production practice,mainly discuss the effects of modifier with different additive phase and additive quantity on synthesis technique and properties of resin through study on the modification of UF resin adhesive . 本论文从生产实际出发,通过对UF胶进行改性研究,主要探讨改性剂不同添加阶段和添加量对树脂合成工艺及性能的影响。
- We took an indirect route to the town. 我们循一条迂回曲折的通路去镇上。
- Direct digital synthesis is a new signal synthesis technique developed very fast in recent years. introduce the principle of DDS, disscus the application and development trend of DDS in Moden Radar and ECM superficially. 直接数字合成技术是近年来迅速发展起来的一种新型的信号合成技术,介绍了DDS的原理,对其在现代新体制雷达和电子对抗领域中的应用及其发展前景进行了初步讨论。